lower flammable limit definition

lower flammable limit. , for a hydrocarbon gas, means the concentration of the gas in the air below which there is not enough hydrocarbon to support and propagate combustion.
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lower flammable limit or “Lower Explosive Limit” means the minimum concentration of a substance in air needed for an ignition source to cause a flame or explosion.
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Related to lower flammable limit

  • Lower explosive limit (LEL) means the concentration of a compound in air below which a flame will not propagate if the mixture is ignited.

  • Flammable liquid means any liquid that has a flash point of seventy degrees Fahrenheit, or less, as determined by a tagliabue or equivalent closed cup test device.

  • Low-level radioactive waste or “waste” means radioactive waste that is not classified as high-level radioactive waste and that is Class A, B, or C low-level radioactive waste as defined in 10 C.F.R. §61.55, as that section existed on January 26, 1983. “Low-level radioactive waste” or “waste” does not include any such radioactive waste that is owned or generated by the United States department of energy; by the United States navy as a result of the decommissioning of its vessels; or as a result of research, development, testing, or production of an atomic weapon.

  • Maximum contaminant level means the maximum permissible level of a contaminant in water which is delivered to any user of a public water system.

  • Polystyrene foam means blown polystyrene and expanded and