When any accompanying literature includes or bears any directions for use (by printed word, picture, design, or combination thereof), such placard, pamphlet, booklet, book, sign, or other graphic or visual device shall bear all the information required by section 2(p) of the act (repeated in 1500.3(b)(14)). + x (e) Combination of labeling statements. We should thus get a system of forces equal in number to the product of the numbers of the elements into which we have divided each body, and we should have to combine the effects of these forces by the rules of Statics. ; the positive sign being taken when Any projection of a toy that the child can grasp with at least the thumb and forefinger or the teeth shall be subject to this test. (f) Alternative labeling statements for small packages. The limits of integration It consists of a low-density cluster-assembly of carbon atoms strung together in a loose three-dimensional web. d {\displaystyle R} {\displaystyle nV_{1}} These electrons are free to move, so are able to conduct electricity. r (a) Self-pressurized containers that fail to bear a warning statement adequate for the protection of the public health and safety may be misbranded under the act, except as otherwise provided pursuant to section 3 of the act. This shall be made of No. {\displaystyle a} B Since the potential at all points within the substance of the conductor is C, the quantity C is called the Potential of the conductor. 1500.127 Substances with multiple hazards. Fresh portions of the sample must be used for each test. (4) Marble means a ball made of a hard material, such as glass, agate, marble or plastic, that is used in various children's games, generally as a playing piece or marker. (4) Lead used in copper-based alloys. (a) The Commission finds that the following articles are hazardous substances within the meaning of the act because they are capable of causing substantial personal injury or substantial illness during or as a proximate result of any customary or reasonably foreseeable handling or use: (1) Charcoal briquettes and other forms of charcoal in containers for retail sale and intended for cooking or heating. Anyone you share the following link with will be able to read this content: Sorry, a shareable link is not currently available for this article. An electronic heat control is required to hold the equilibrium temperature, in a draft-free area, within 0.1 C (0.2 F) for the low-temperature tester. 13, 758764 (2013). {\displaystyle c} (ii) All possible confounding factors which could account for the observed association can be ruled out with reasonable confidence. A practical equivalent may be substituted for the statement Keep out of the reach of children.. Similarly, if This reduction in the number of animals tested is justified because an exact LD50 is not required by either the FHSA or the regulations. + d As an argument that the attraction is really, and not merely as a rough approximation, inversely as the square of the distance, Experiment VII (p. 34) is far more conclusive than any measurements of electrical forces can be. (A) Are designed to be ignited electrically and are intended to be operated from a minimum distance of 15 feet (4.6 m) away; (B) Contain no more than 4 g. of propellant material and produce no more than 2.5 Newton-seconds of total impulse with a thrust duration not less than 0.050 seconds; (C) Are constructed such that all the chemical ingredients are pre-loaded into a cylindrical paper or similarly constructed non-metallic tube that will not fragment into sharp, hard pieces; (D) Are designed so that they will not burst under normal conditions of use, are incapable of spontaneous ignition, and do not contain any type of explosive or pyrotechnic warhead other than a small recovery system activation charge; (E) Bear labeling, including labeling that the devices are intended for use by persons age 12 and older, and include instructions providing adequate warnings and instructions for safe use; and, (F) Comply with the requirements of 16 CFR 1500.83(a)(36)(ii and iii); and. The test surface of the mandrel shall be free of scratches, nicks, or burrs and shall have a surface roughness no greater than 16 microinches (0.40 micron). 1 d On August 14, 2011, the limit will be further reduced to 100 ppm, unless the Commission determines that this lower limit is not technologically feasible. Password requirements: 6 to 30 characters long; ASCII characters only (characters found on a standard US keyboard); must contain at least 4 different symbols; 0 x + V smaller than the collar diameter of the appropriate probe, the total insertion depth for accessibility shall be up to the collar on the appropriate probe. l {\displaystyle V\int _{0}^{s}(X{\frac {dx}{dy}}+Y{\frac {dy}{ds}}+Z{\frac {dz}{ds}})\,ds.} 2 Note that in any in vivo dermal irritation test method, the Commission recommends using a semiocclusive patch to cover the animal's test site and eliminating the use of stocks for restraint during the exposure period, thereby allowing the animal free mobility and access to food and water. r . B {\displaystyle c} + a intersects the cone at a distance ) c , Only samples so designated by an officer or employee of the Commission shall be considered to be official samples: (a) For the purpose of determining whether or not a sample is collected for analysis, the term analysis includes examinations and tests. Substances are toxic by reason of their neurotoxicity and are considered known neurotoxic substances when they meet the sufficient evidence criteria of neurotoxicity derived from studies in humans which require that a causal association between exposure to an agent and neurotoxicity be established with a reasonable degree of certainty. x Some products, under 1500.14(b) of the regulations, may, in addition to any required signal word, be required to bear the word poison and the skull and crossbones symbol because of the special hazard associated with their ingredients. (8) Lead oxide in plasma display panels (PDP) and surface conduction electron emitter displays (SED) used in structural elements; notably in the front and rear glass dielectric layer, the bus electrode, the black stripe, the address electrode, the barrier ribs, the seal frit and frit ring, as well as in print pastes. These products included vinyl miniblinds, crayons, figurines used as game pieces, and children's jewelry. Recently, EPA has proposed a system for classifying developmental toxicity. d is Q (a) Human experience, as reported in the scientific literature and to the Poison Control Centers and the National Clearing House for Poison Control Centers, and opinions of informed medical experts establish that the following substances are hazardous: (1) Diethylene glycol and mixtures containing 10 percent or more by weight of diethylene glycol. {\displaystyle V=\int _{r}^{\infty }R\,dr=\int _{r}^{\infty }{\frac {e}{r^{2}}}dr={\frac {e}{r}}} S Any area on the surface of a toy that is accessible to a child and inaccessible to flat-surface contact during the impact test shall be subject to this test. A six-stride scaled screen version of the banner is shown in, 6. d (B) Parameters to be considered include: Surface area of the skin contacted, duration of contact, frequency of contact, and thickness of a liquid interfacial layer. A Let Even though a request for a determination has been filed, unless a Commission determination is issued in final form after notice and comment, materials or products subject to the lead limits under section 101 of the CPSIA must be tested in accordance with section 102 of the CPSIA, unless the testing requirement is otherwise stayed by the Commission. , by the German letter Except as provided in paragraph (b)(4) (i) and (ii) of this section, the toy shall be dropped four times from a height of 3 feet 0.5 inch (0.92 meter) onto the impact medium described in paragraph (b)(2) of this section. The remaining text of the warning statement shall be in at least 4.763 mm (316 inch) type. d = 10, 1975, as amended at 56 FR 10, Jan. 2, 1991]. ( v In the testing of unctuous materials that adhere readily to the skin, mesh wire screen may be employed instead of the sleeve. z Very slight erythema (barely perceptible), Severe erythema (beet redness) to slight eschar formations (injuries in depth), Slight edema (edges of area well defined by definite raising), Moderate edema (raised approximately 1 millimeter), Severe edema (raised more than 1 millimeter and extending beyond the area of exposure), Specific gravity. 3 For the purposes of determining the proper type size for cautionary labeling, the area of the principal display panel (or other panel bearing cautionary labeling, under paragraph (c)(2)(ii) of this section) is to be computed as follows: (i) In the case of a rectangular package, where one entire side is the principal display panel, the product of the height times the width of that side shall be the area of the principal display panel. , where is increased and | The toy testing shall commence within five minutes after the toy has been removed from the preconditioning atmosphere. x {\displaystyle V} A toy (or component) that is a mouth toy shall be subject to this test. The estimation of exposure from ingestion of chemicals present in consumer products is predicted based upon estimates of use of the product and absorption of the chemical from the gastrointestinal tract. The test force for these clacker balls shall be the same as the cord breaking strength calculated in 1500.86(a)(5)(i)(B). 1 , Scanned pages for this section can be found starting here. Many aneroid barometers, such as those used at weather stations and airports, are precorrected to give sea-level readings; these must not be used. d &c.. a to 1 , the potential of the new system 21, that if (i) Potassium hydroxide and any preparation containing free or chemically unneutralized potassium hydroxide (KOH), including caustic potash and vienna paste (vienna caustic), in a concentration of 10 percent or more. (d) Fill the glass cup with the sample liquid to a depth just 18-inch below the edge, as determined by the leveling device. The audiable signal is given after 1 min in the case of the low-temperature tester. F y [38 FR 27012, Sept. 27, 1973; 38 FR 30105, Nov. 1, 1973]. When the thermometer reaches a temperature 3 C (5 F) below the estimated flashpoint, turn the coarse temperature knob counter-clockwise to the dial reading representing the estimated flashpoint temperature as shown on the calibration curve (See 1500.43a(h)(1)). Z Intumescent or expandable graphites are used in fire seals, fitted around the perimeter of a fire door. + The essential dimensions and requirements are shown in figure 1 and table 3, and are described in 1500.43a(m). 2 In all other cases the word WARNING or CAUTION shall be used. the resultant force at the point d In order to issue a rule under Section 3(e) of the Federal Hazardous Substances Act (FHSA), 15 U.S.C. is the electricity per unit of length, d V is left entirely devoid of positive electricity, and filled entirely with negative electricity. In the limit we may neglect the square of e (Comptt. Nature Commun. the superficial density of the electricity on its surface; then, if r A {\displaystyle e} Adjust the test flame and allow the temperature to rise under ambient conditions until the target temperature is reached. 4 This group (Probable Human Developmental Toxicant) is comparable to the category adequate evidence for human developmental toxicity proposed by EPA. The other eye, remaining untreated, serves as a control. Descriptive material accompanies a product subject to the labeling requirements when it is packaged with the product or when it is intended to be distributed with the product at the time of sale or delivery to the purchaser. e y (e) The minimum charge for services of supervising officers and of analysts shall be not less than the charge for 1 hour, and time after the first hour shall be computed in multiples of 1 hour, disregarding fractional parts less than one-half hour. Please do not provide confidential r From this it follows that. Energy Environ. and d x 1500.85 Exemptions from classification as banned hazardous substances. y (ii) Measurement. Our object at present, however, is to ascertain from this fact the form of the law of attraction. {\displaystyle E_{1}} (A) Findings. S 1471-76)). (10) The definition of misbranded hazardous substance in section 2(p) of this act (restated in paragraph (b)(14) of this section) is supplemented by the following definitions or interpretations of terms used therein: (i) Hazardous substances intended, or packaged in a form suitable, for use in the household means any hazardous substance, whether or not packaged, that under any customary or reasonably foreseeable condition of purchase, storage, or use may be brought into or around a house, apartment, or other place where people dwell, or in or around any related building or shed including, but not limited to, a garage, carport, barn, or storage shed. e Hence we conclude that the total induction outwards through a closed surface due to a centre of force Materials used in products intended primarily for children 12 and younger that are treated or coated with paint or similar surface-coating materials that are subject to 16 CFR part 1303, must comply with the requirements for lead paint under section 14(a) of the Consumer Product Safety Act (CPSA), as amended by section 102(a) of the CPSIA. {\displaystyle X=-\iiint \left({\frac {dV_{1}}{dx}}+v{\frac {d^{2}V_{1}}{dx^{2}}}+etc.\right)\rho '\,dS\,dv} 71 , d and the distance between the center of the pivot and the center of the ball cannot exceed 180 mm (7.1 inches) may be tested by dropping the impact weight from a height of less than 1220 mm (48 in. The range shall include the boiling point of pure P-xylene, which is 138.35 C. 2 V {\displaystyle \lambda } A fluid is certainly a substance, heat is as certainly not a substance, so that though we may find assistance from analogies of this kind in forming clear ideas of formal electrical relations, we must be careful not to let the one or the other analogy suggest to us that electricity is either a substance like water, or a state of agitation like heat. Unlike many non-graphitizing carbons, they are impermeable to gases and are chemically extremely inert, especially those prepared at very high temperatures. Metal-cored candlewicks manufactured or imported on or after October 15, 2003, unless: (B) Each outer container or wrapper in which candlewicks subject to paragraph (a)(13)(ii)(A) of this section is shipped, including each outer container or wrapper of a shipment distributed to a retail outlet, is labeled Conforms to 16 CFR 1500.17(a)(13). For purposes of this paragraph (B), the term outer container or wrapper does not include the immediate container in which candlewick(s) is/are intended to be displayed or sold at retail, unless that container or wrapper is also the only container or wrapper in which the candlewick(s) is/are shipped to a retailer. V d 18, 2003]. r http://www.cpsc.gov/library/animaltesting.html, http://iccvam.niehs.nih.gov/SuppDocs/FedDocs/EPA/EPA_870_2400.pdf, http://iccvam.niehs.nih.gov/SuppDocs/FedDocs/OECD/OECDtg405.pdf. P n We shall denote the force itself, whose magnitude is {\displaystyle V_{2}} Method of testing primary irritant substances. d (b) Thermometer holder. The following parts of this section outline some of these alternatives. While entirely amorphous carbon can be produced, most amorphous carbon actually contains microscopic crystals of graphite-like,[14] or even diamond-like carbon.[15]. V {\displaystyle P} 483, 484, 485, 46 Stat. A The signal word and statement of principal hazard or hazards shall appear in capital letters. 2 This procedure is repeated until the flashpoint is established within 5 C (9 F). (b) Procedure. = This is because the reactants are able to penetrate between the hexagonal layers of carbon atoms in graphite. 2 {\frac {\overline {dV}}{dz}}\right|}^{2}\right)}^{1 \over 2}}. Likewise, under standard conditions, graphite is the most stable form of carbon. {\displaystyle ne_{1}} (d) Advertising requirements. The sleeve or screen is then slipped over the gauze that holds the dose applied to the skin. d . {\displaystyle Rl\,dx=h}. r The use of this function in the theory of attractions was introduced by Laplace in the calculation of the attraction of the earth. acts on the medium. ( }, f o If the pressure differs from 101.3 kPa (760 mm Hg), correct the flashpoint as follows: (1) Corrected flashpoint (C) = C + 0.25 (101.3-A), (2) Corrected flashpoint (F) = F + 0.06 (760-B), (3) Corrected flashpoint (C) = C + 0.03 (760-B), B = ambient barometric pressure, mm Hg; and. Closed-cup flashpoint testers and accessories meeting these requirements are available from commercial suppliers and distributors of laboratory equipment. With the toy rigidly fastened in any reasonable test position, the clamp is fastened to the test object or component. 2 (iii) The sample is deemed to have flashed when a large flame appears and instantaneously propagates itself over the surface of the sample (see 1500.43a(c)). (1) This section describes a procedure for developing precautionary labels for art materials and provides hazard and precautionary statements based upon knowledge that exists in the scientific and medical communities. {\displaystyle p} Fullerenes are positively curved molecules of varying sizes composed entirely of carbon, which take the form of a hollow sphere, ellipsoid, or tube. , ( x d {\displaystyle E_{2}} . be the resultant force at any point of the surface, and 156, A726 (2009). (iii) Articles, besides toys, intended for use by children that by reason of their functional purpose necessarily present the hazard of sharp metal or glass edges and that do not have any non-functional sharp metal or glass edges are exempt from this section. However, the EPA category is based only on sufficient animal evidence. Use (specify type) local exhausting hood. (iii) Spike and handle cylindrical fountains. y }, A Treatise on Electricity and Magnetism/Part I/Chapter II, Part I, Chapter II: Elementary Mathematical Theory of Electricity. (f) Upon receipt of a complete request for a determination, the Office of Hazard Identification and Reduction (EXHR) will assess the request to determine whether the product or material is one that does not contain lead in excess of the limits as provided under paragraph (a) of this section. The latter also has the ability to lift another human being, lying prone on a table, off the table by flowing low-density hyperspace energy into the person through the hand vortices. Companies should read that Act and the accompanying regulations in this part for more detailed information. (f) Commission staff is directed to reevaluate and report to the Commission on the technological feasibility of compliance with the lead limits in paragraph (a) of this section for children's electronic devices, including the technological feasibility of making accessible component parts inaccessible, and the status of the exemptions, no less than every five years after publication of a final rule in the Federal Register on children's electronic devices. Additionally, the routine use of topical anesthetics, systemic analgesics, and humane endpoints to avoid or minimize pain and distress in ocular safety testing is recommended. generating a banner having a plurality of footprints spaced at regular intervals wherein the banner is placed on the ground; generating a periodic audible signal, whereby the audible signal repeats at a regular interval of time equal to the period; and. is available with paragraph structure matching the official CFR If such an approach is adopted, it will apply here. 187-90). (k) Calculations. x [5] If the target or specification temperature is not less than 5 C (40 F) crushed ice and water may be used as charging (cooling) fluid. This category is comparable to the one termed Known Positive in the EPA guidelines on male reproductive risk assessment. Q , C (3) Person includes an individual, partnership, corporation, and association. (c) Conspicuousness - type size and style. {\displaystyle a^{3}\rho } Lonsdaleite is an allotrope sometimes called "hexagonal diamond", formed from graphite present in meteorites upon their impact on the earth. d 1 1 Now let d r 1055-56, as amended 70 Stat. Do not hold in hand, if more descriptive). The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. {\displaystyle Rl} L. 92-573, 86 Stat. {\displaystyle {\mathfrak {D}}={\frac {1}{4\,\pi }}\,K{\mathfrak {C}}}. d The maximum amount of lead shall be less than 0.4% by weight (4,000 ppm). Depth of penetration of the point being tested determines sharpness. {\displaystyle X{dx}+Y{dy}+Z{dz}} C d ) d and {\displaystyle X\,dx+Y\,dy+Z\,dz=dV_{1}+dV_{2}+\And \!\!c.=dV} d {\displaystyle e} 1 Lithium deposition inside nanocapsules is revealed by in situ transmission electron microscopy. , &c. within the surface, and The first model was demonstrated in October 1929. 176, 95107 (2014). (ii) If necessary, repeat the procedure in 1500.43a(j)(5)(i), lowering the temperature 5 C (9 F) each time, until no flash is observed.9. (g) Ignition taper, which is a small straight, blow-pipe type gas burner. The Commission will offer informal comment on any proposed label and accompanying literature involving a hazardous substance if furnished with: (a) Complete labeling or proposed labeling, which may be in draft form. x which would prevent classification of the evidence in the group of sufficient evidence.. (36) Individual toy rocket propellant devices and separate delay train and/or recovery system activation devices intended for use with premanufactured model rocket engines are exempt from bearing the full labeling required by section 2(p)(1) of the act (repeated in 1500.3(b)(14)(i)) insofar as such requirements would be necessary because the articles are flammable or generate pressure, provided that: (i) The devices are designed and constructed in accordance with the specifications in 1500.85(a)(8), (9) or (14); (ii) Each individual device or retail package of devices bears the following: (A) The statement WARNING - FLAMMABLE: Read instructions before use; (B) The common or usual name of the article; (C) A statement of the type of engine and use classification; (E) Name and place of business of manufacturer or distributor; and. e Because the door and the person are in two slightly different dimensions at the same moment, it appears that the person is walking through the door. The FHSA requires only a categorical determination that the toxicity is greater than 5g/kg, between 50 mg/kg and 5g/kg, or less than 50 mg/kg. If an article is marked, labeled, advertised, or otherwise intended for children of ages spanning more than one of these age groups, the article will be subjected to the tests providing the most stringent requirements. In order to issue a rule under section 2(q)(1) of the Federal Hazardous Substance Act (FHSA), 15 U.S.C. denotes the algebraical sum of the quantities of electricity at all the centres of force within the closed surface, that is, the total electricity within the surface, resinous electricity being reckoned negative. [53], Harvard-Smithsonian Center for Astrophysics, "Homo citans and carbon allotropes: For an ethics of citation", "N-Carbophenes: two-dimensional covalent organic frameworks derived from linear N-phenylenes", "A new type of two-dimensional carbon crystal prepared from 1,3,5-trihydroxybenzene", "Ultrathin diamond film made from graphene could toughen up electronics", "Negative curvature schwarzite rounds out trinity of carbon nanostructures", National Aeronautics and Space Administration, "A dense new version of crystalline carbon Cs", "Structure of new form of super-hard carbon identified", "D-carbon: Ab initio study of a novel carbon allotrope", "Negatively curved cubic carbon crystals with octahedral symmetry", "Understanding the nature of "superhard graphite", "Researchers establish structure of a new superhard form of carbon", "Crystal structure of graphite under room-temperature compression and decompression", "Diamond in the rough: Half-century puzzle solved", "Carbon under extreme conditions: Phase boundaries and electronic properties from first-principles theory", "Melting temperature of diamond at ultrahigh pressure", "Novamene: A new class of carbon allotropes", "This Valentine's Day, give the woman who has everything the galaxy's largest diamond", "Carbon sp chains in diamond nanocavities", "SACADA: Samara Carbon Allotrope Database", https://en.wikipedia.org/w/index.php?title=Allotropes_of_carbon&oldid=1125599159, All Wikipedia articles written in American English, Articles with unsourced statements from November 2021, Articles with unsourced statements from December 2014, Creative Commons Attribution-ShareAlike License 3.0. d {\displaystyle {\mathfrak {C}}} (i) For any hole, recess, or opening having a minor dimension (The minor dimension of an opening is the diameter of the largest sphere that will pass through the opening.) (4) If the Commission has reason to believe on the basis of reliable experience or other relevant information or data that the flammability hazard of a substance is greater or less than its flammability classification based on flashpoint temperature determined in accordance with this 1500.43a and that the substance should be reclassified, the Commission will initiate a rulemaking proceeding for reclassification of the substance. etc. z upper or lower limbs, e.g. f The substance of the requirements specified in LHAMA became effective on November 18, 1990, as mandated by Congress. (iii) The dry ink concentrate does not contain over 15 percent by weight of ethylene glycol. , 0 K + The provisions of these regulations (16 CFR subchapter C of chapter II) with respect to the doing of any act shall be applicable also to the causing of such act to be done. Y In that experiment a conductor 24, 1978, as amended at 43 FR 21324, May 17, 1978]. This cone will cut off a small element During the test the toy is to rest on a flat, hard surface in any convenient position. (v) Turn off the pilot and test flames using the gas control valve. 1. This hybrid material has useful properties of both fullerenes and carbon nanotubes. (5) Analytical laboratory - a laboratory having personnel and apparatus capable of performing quantitative or qualitative analyses of art materials, which may yield information that is used by a toxicologist for evaluation of potentially hazardous materials. V 4 Keep out of the reach of children.. = The bonding occurs through sp3 hybridized orbitals to give a C-C bond length of 154pm. Any ball showing any chipping, cracking, or shattering shall be counted as a failure within the meaning of the third column of the table in paragraph (a)(5)(vi) of this section. 0 is the element of volume. The traditional FHSA animal test for acute toxicity determines the median lethal dose (LD50) or lethal concentration (LC50), the dose or concentration that is expected to kill half the test animals. Human experience with hazardous substances. if we put (5) The principal display panel for a bin, container for retail display, or vending machine shall be the side or surface designed to be most prominently displayed, shown, or presented to, or examined by, prospective purchasers. Let the force at a distance Guidance for lead (Pb) in consumer products. and + x The angles between the three -bonds of the orbitals are approximately 120, 90, and 150.[12]. If, while {\displaystyle Re} 77.] (i) A consistent pattern of neurological dysfunction is observed. {\displaystyle V_{A}} (14) Model rocket propellant devices (model rocket motors) designed to propel rocket-powered model cars, provided -. (ii) Loading device. (iii) The term combustible shall apply to any substance having a flashpoint at or above 100 F (37.8 C) to and including 150 F (65.6 C) as determined by the test method described at 1500.43a, except that: (A) Any mixture having one component or more with a flashpoint higher than 150 F (65.6 C) which comprises at least 99 percent of the total volume of the mixture is not considered to be a combustible hazardous substance; and. 1262(e)(1); 15 U.S.C. argon, nitrogen), starting at temperature 110C (230F).[7][8][9]. The third test subject and I have been able to experience all the above phenomena. be the charge of this body, and let the force acting on it when placed at the point Exemptions for food, drugs, cosmetics, and fuels. Diamond is thermodynamically less stable than graphite at pressures below 1.7GPa.[2][3][4]. n For this purpose let us suppose the hollow conductor to be a thin spherical shell. {\displaystyle {\frac {dV_{1}}{dv}}={\frac {4\pi \rho 'K_{2}}{K_{1}-K_{2}}}} d a m 1 y Paint, coatings or electroplating may not be considered a barrier that would make the lead content of a product inaccessible to a child. (B) If a tiered test is not feasible, the Commission recommends the test method described in 1500.41. or equivalent after the 24-hour reading. See Faraday's 'Remarks on Static Induction', Scanned pages for this section can be found starting here, https://en.wikisource.org/w/index.php?title=A_Treatise_on_Electricity_and_Magnetism/Part_I/Chapter_II&oldid=12776421, Creative Commons Attribution-ShareAlike License. 2 ) The impact medium shall consist of a 18-inch (0.3-centimeter) nominal thickness of type IV vinyl-composition tile, composition 1 - asbestos free, as specified by paragraphs 1.2 and 3.1.4 of Interim Amendment-1(YD), dated November 14, 1979, to the Federal Specification entitled Tile, Floor: Asphalt, Rubber, Vinyl, Vinyl-Asbestos, SS-T-312B, dated October 10, 1974,1 over at least a 2.5-inch (6.4-centimeter) thickness of concrete. VC/VX series (1978) Starting in 1978, Varse Sarabande released both classical works and motion picture soundtracks on vinyl (LP) using the same label numbering series (VC or VX being the prefix). ( Based on this information and the results of many experiments, this invention creates a large vortex by walking at a certain velocity with the hands crossed over the chest. Other appropriate tests should be applied when contact of the substance with other than skin tissue is being considered. {\displaystyle V=\int _{0}^{2\pi }\int _{0}^{\pi }\sigma \,{\frac {f(r)}{r}}\,a^{2}\,sin\theta \,d\theta \,d\phi } z 1500.12 Products declared to be hazardous substances under section 3(a) of the act. x A toy or other article intended for use by children which contains a hazardous amount of lead that is accessible for children to ingest is a banned hazardous substance. (iv) a response to a formal request for bid or proposal. Liu, N. et al. , (v) Extremely flammable solid means a solid substance that ignites and burns at an ambient temperature of 80 F or less when subjected to friction, percussion, or electrical spark. (B) To an unusual degree in a single experiment (one species/strain/sex) with regard to unusual tumor type, unusual tumor site, or early age at onset of the tumor. (1) Limited form for use on invoice or bill of sale. = , that of the volume of the element of the stratum may be written = is the surface-density; or, multiplying the equations (12) by 2 R "Hexagonal diamond" has also been synthesized in the laboratory, by compressing and heating graphite either in a static press or using explosives. x {\displaystyle {\frac {dV}{dx}}} + x Repeat the procedure by cooling a fresh portion of the sample, the glass cup, the bath solution, and the thermometer at least 20 F. There is the possibility that this factor may be changed, using the 14 power instead of the 13 power, as part of a unified Federal regulatory approach. (Signature and post-office address of person giving the guaranty or undertaking), The article comprising each shipment or other delivery hereafter made by _____, (Name and post-office address of person to whom the guaranty or undertaking is given). } This content is from the eCFR and may include recent changes applied to the CFR. If no NOEL can be determined, a safety factor of 100 will be applied to the Lowest Observed Effect Level (LOEL). Read cautions on individual containers carefully. 2 Evaluate the reactions of the abraded skin at 24 hours and 72 hours, as described in this paragraph. 2 Nature Energy Hence the whole space inside a hollow conductor is at the same potential as the conductor if no electrified body is placed within it. P Not to be used by children except under adult supervision. be a given electrified system of which the potential at a point d 15 U.S.C. or the force is inversely as the square of the distance, and this therefore is the only law of force which satisfies the condition that the potential within a uniform spherical shell is constant[1]. Microsoft Edge, Google Chrome, Mozilla Firefox, or Safari. 1 This high percentage of water makes this invention possible. electrification is negative or resinous, 2 are such that = A point charge +Q is placed in the vicinity of a conducting surface. + ( Diamond is an excellent electrical insulator, but graphite is an excellent conductor. Discard if broken or leak develops.. Toxic also applies to any substance that can be labeled as such, based on the outcome of any of the approved test methods described in the CPSC's animal testing policy set forth in 1500.232, including data from in vitro or in silico test methods that the Commission has approved; or a validated weight-of-evidence analysis comprising all of the following that are available: Existing human and animal data, structure activity relationships, physicochemical properties, and chemical reactivity data. 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