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Definitions, as published

The definition of each term exactly as its official source words it, with the article or page it comes from.

1,785 records · page 23 of 36

Term slugDefinition textCitation
jerrican means a metal or plastic packaging of rectangular or polygonal cross-section. 49 CFR 171.8
large-packaging means a packaging that— (1) Consists of an outer packaging that contains articles or inner packagings; (2) Is designated for mechanical handling; (3) Exceeds 400 kg net mass or 450 liters (118.9 gallons) capacity; (4) Has a volume of not more than 3 cubic meters (m 3) (see § 178.801(i) of this subchapter); and (5) Conforms to the requirements for the construction, testing and marking of Large Packagings as specified in subparts P and Q of part 178 of this subchapter. 49 CFR 171.8
large-salvage-packaging means a special packaging into which damaged, defective, leaking or non-conforming hazardous materials packages, or hazardous materials that have spilled or leaked are placed for the purpose of transport for recovery or disposal, that— (1) Is designed for mechanical handling; and (2) Has a net mass greater than 400 kg (882 pounds) or a capacity of greater than 450 L (119 gallons), but has a volume of not more than 3 cubic meters (106 cubic feet). 49 CFR 171.8
limited-quantity when specified as such in a section applicable to a particular material, means the maximum amount of a hazardous material for which there is a specific labeling or packaging exception. 49 CFR 171.8
lighter means a mechanically operated flame-producing device employing an ignition device and containing a Class 3 or a Division 2.1 material. For design, capacity, and filling density requirements for lighters containing a Division 2.1 material, see § 173.308. 49 CFR 171.8
lighter-refill means a pressurized container that does not contain an ignition device but does contain a release device and is intended for use as a replacement cartridge in a lighter or to refill a lighter with a Division 2.1 flammable gas fuel. For capacity limits, see § 173.306(h) of this subchapter. 49 CFR 171.8
liquid means a material, other than an elevated temperature material, with a melting point or initial melting point of 20 °C (68 °F) or lower at a standard pressure of 101.3 kPa (14.7 psia). A viscous material for which a specific melting point cannot be determined must be subjected to the procedures specified in ASTM D 4359 (IBR, see § 171.7) or to the test for determining fluidity (penetrometer test) prescribed in section 2.3.4 of Annex A of the European Agreement Concerning the International Carriage of Dangerous Goods by Road (ADR) (IBR, see § 171.7). 49 CFR 171.8
liquid-phase means a material that meets the definition of liquid when evaluated at the higher of the temperature at which it is offered for transportation or at which it is transported, not at the 38 °C (100 °F) temperature specified in ASTM D 4359 (IBR, see § 171.7). 49 CFR 171.8
lithium-ion-cell-or-battery means a rechargeable electrochemical cell or battery in which the positive and negative electrodes are both lithium compounds constructed with no metallic lithium in either electrode. A lithium ion polymer cell or battery that uses lithium ion chemistries, as described herein, is regulated as a lithium ion cell or battery. 49 CFR 171.8
lithium-metal-cell-or-battery means an electrochemical cell or battery utilizing lithium metal or lithium alloys as the anode. The lithium content of a lithium metal or lithium alloy cell or battery is measured when the cell or battery is in an undischarged state. The lithium content of a lithium metal or lithium alloy battery is the sum of the grams of lithium content contained in the component cells of the battery. 49 CFR 171.8
loading-incidental-to-movement means loading by carrier personnel or in the presence of carrier personnel of packaged or containerized hazardous material onto a transport vehicle, aircraft, or vessel for the purpose of transporting it, including the loading, blocking and bracing a hazardous materials package in a freight container or transport vehicle, and segregating a hazardous materials package in a freight container or transport vehicle from incompatible cargo. For a bulk packaging, loading incidental to movement means filling the packaging with a hazardous material for the purpose of transporting it. Loading incidental to movement includes transloading. 49 CFR 171.8
magazine-vessel means a vessel used for the receiving, storing, or dispensing of explosives. 49 CFR 171.8
magnetic-material See § 173.21(d) of this subchapter. 49 CFR 171.8
marine-pollutant means a material which is listed in appendix B to § 172.101 of this subchapter (also see § 171.4) and, when in a solution or mixture of one or more marine pollutants, is packaged in a concentration which equals or exceeds: (1) Ten percent by weight of the solution or mixture for materials listed in the appendix; or (2) One percent by weight of the solution or mixture for materials that are identified as severe marine pollutants in the appendix. 49 CFR 171.8
marking means a descriptive name, identification number, instructions, cautions, weight, specification, or UN marks, or combinations thereof, required by this subchapter on outer packagings of hazardous materials. 49 CFR 171.8
material-of-trade means a hazardous material, other than a hazardous waste, that is carried on a motor vehicle— (1) For the purpose of protecting the health and safety of the motor vehicle operator or passengers; (2) For the purpose of supporting the operation or maintenance of a motor vehicle (including its auxiliary equipment); or (3) By a private motor carrier (including vehicles operated by a rail carrier) in direct support of a principal business that is other than transportation by motor vehicle. 49 CFR 171.8
material-poisonous-by-inhalation-or-material-toxic-by-inhalation means: (1) A gas meeting the defining criteria in § 173.115(c) of this subchapter and assigned to Hazard Zone A, B, C, or D in accordance with § 173.116(a) of this subchapter; (2) A liquid (other than as a mist) meeting the defining criteria in § 173.132(a)(1)(iii) of this subchapter and assigned to Hazard Zone A or B in accordance with § 173.133(a) of this subchapter; or (3) Any material identified as an inhalation hazard by a special provision in column 7 of the § 172.101 table. Maximum allowable working pressure or MAWP: For DOT specification cargo tanks used to transport liquid hazardous materials, see § 178.320(a) of this subchapter. 49 CFR 171.8
maximum-capacity means the maximum inner volume of receptacles or packagings. 49 CFR 171.8
maximum-net-mass means the allowable maximum net mass of contents in a single packaging, or as used in subpart M of part 178 of this subchapter, the maximum combined mass of inner packaging, and the contents thereof. 49 CFR 171.8
mechanical-displacement-meter-prover means a mechanical device used in the oilfield service industry consisting of a pipe assembly that is used to calibrate the accuracy and performance of meters that measure the quantities of a product being pumped or transferred at facilities such as drilling locations, refineries, tank farms, and loading racks. 49 CFR 171.8
metered-delivery-service means a cargo tank unloading operation conducted at a metered flow rate of 378.5 L (100 gallons) per minute or less through an attached delivery hose with a nominal inside diameter of 3.175 cm (1 1/4 inches) or less. 49 CFR 171.8
metal-hydride-storage-system means a single complete hydrogen storage system that includes a receptacle, metal hydride, pressure relief device, shut-off valve, service equipment and internal components used for the transportation of hydrogen only. 49 CFR 171.8
miscellaneous-hazardous-material See § 173.140 of this subchapter. 49 CFR 171.8
mixture means a material composed of more than one chemical compound or element. 49 CFR 171.8
mode means any of the following transportation methods; rail, highway, air, or water. 49 CFR 171.8
motor-vehicle includes a vehicle, machine, tractor, trailer, or semitrailer, or any combination thereof, propelled or drawn by mechanical power and used upon the highways in the transportation of passengers or property. It does not include a vehicle, locomotive, or car operated exclusively on a rail or rails, or a trolley bus operated by electric power derived from a fixed overhead wire, furnishing local passenger transportation similar to street-railway service. 49 CFR 171.8
movement means the physical transfer of a hazardous material from one geographic location to another by rail car, aircraft, motor vehicle, or vessel. 49 CFR 171.8
multiple-element-gas-container-or-megc means assemblies of UN cylinders, tubes, or bundles of cylinders interconnected by a manifold and assembled within a framework. The term includes all service equipment and structural equipment necessary for the transport of gases. 49 CFR 171.8
name-of-contents means the proper shipping name as specified in § 172.101 of this subchapter. 49 CFR 171.8
navigable-waters means, for the purposes of this subchapter, waters of the United States, including the territorial seas. 49 CFR 171.8
neutron-radiation-detector means a device that detects neutron radiation. In such a device, a gas may be contained in a hermetically sealed electron tube transducer that converts neutron radiation into a measurable electric signal. 49 CFR 171.8
non-bulk-packaging means a packaging which has: (1) A maximum capacity of 450 L (119 gallons) or less as a receptacle for a liquid; (2) A maximum net mass of 400 kg (882 pounds) or less and a maximum capacity of 450 L (119 gallons) or less as a receptacle for a solid; (3) A water capacity of 454 kg (1000 pounds) or less as a receptacle for a gas as defined in § 173.115 of this subchapter; or (4) Regardless of the definition of bulk packaging, a maximum net mass of 400 kg (882 pounds) or less for a bag or a box conforming to the applicable requirements for specification packagings, including the maximum net mass limitations, provided in subpart L of part 178 of this subchapter. 49 CFR 171.8
nonflammable-gas See § 173.115 of this subchapter. 49 CFR 171.8
n-o-s means not otherwise specified. 49 CFR 171.8
n-o-s-description means a shipping description from the § 172.101 table which includes the abbreviation n.o.s. 49 CFR 171.8
npt means an American Standard taper pipe thread conforming to the requirements of NBS Handbook H-28 (IBR, see § 171.7). 49 CFR 171.8
nrc-non-reusable-container means a packaging (container) whose reuse is restricted in accordance with the provisions of § 173.28 of this subchapter. 49 CFR 171.8
occupied-caboose means a rail car being used to transport non-passenger personnel. 49 CFR 171.8
officer-in-charge-marine-inspection means a person from the civilian or military branch of the Coast Guard designated as such by the Commandant and who under the supervision and direction of the Coast Guard District Commander is in charge of a designated inspection zone for the performance of duties with respect to the enforcement and administration of title 52, Revised Statutes, acts amendatory thereof or supplemental thereto, rules and regulations thereunder, and the inspection required thereby. 49 CFR 171.8
offshore-supply-vessel means a cargo vessel of less than 500 gross tons that regularly transports goods, supplies or equipment in support of exploration or production of offshore mineral or energy resources. 49 CFR 171.8
open-cryogenic-receptacle means a transportable thermally insulated receptacle for refrigerated liquefied gases maintained at atmospheric pressure by continuous venting of the refrigerated gas. 49 CFR 171.8
operator means a person who controls the use of an aircraft, vessel, or vehicle. 49 CFR 171.8
organic-peroxide See § 173.128 of this subchapter. 49 CFR 171.8
orm means other regulated material. See § 173.144 of this subchapter. 49 CFR 171.8
outage-or-ullage means the amount by which a packaging falls short of being liquid full, usually expressed in percent by volume. 49 CFR 171.8
outer-packaging means the outermost enclosure of a composite or combination packaging together with any absorbent materials, cushioning and any other components necessary to contain and protect inner receptacles or inner packagings. 49 CFR 171.8
overpack except as provided in subpart K of part 178 of this subchapter, means an enclosure that is used by a single consignor to provide protection or convenience in handling of a package or to consolidate two or more packages. Overpack does not include a transport vehicle, freight container, or aircraft unit load device. Examples of overpacks are one or more packages: (1) Placed or stacked onto a load board such as a pallet and secured by strapping, shrink wrapping, stretch wrapping, or other suitable means; or (2) Placed in a protective outer packaging such as a box or crate. 49 CFR 171.8
oxidizer See § 173.127 of this subchapter. 49 CFR 171.8
oxidizing-gas means a gas that may, generally by providing oxygen, cause or contribute to the combustion of other material more than air does. Specifically, this means a pure gas or gas mixture with an oxidizing power greater than 23.5% as determined by a method specified in ISO 10156: or 10156-2: (IBR, see § 171.7 of this subchapter) (see also § 173.115(k)). 49 CFR 171.8
oxygen-generator means a device containing chemicals that upon activation release oxygen as a product of chemical reaction. 49 CFR 171.8

Sources

1,049 further records are on file but not shown, because the publisher's terms do not clearly allow them to be republished.