Definition(s)
Lower Explosive Limit
Concentration of flammable gas or vapour in air, below which the gas atmosphere is not explosive. [IEV 426-02-09, modified].
Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards
Lower Explosive Limit
“Lower explosive limit” means the lower limit of flammability of a chemical agent or a combination of chemical agents at ambient temperature and pressure, expressed
- for a gas or vapour, as a percentage per volume of air, and
- for dust, as the weight of dust per volume of air.
Source: Nova Scotia Offshore Petroleum Occupational Health & Safety Requirements, Canada-Nova Scotia Offshore Petroleum Board, Canada, December 2000. Regulations
Source: Oil and Gas Occupational Safety and Health Regulations, SOR/87-612, Canada, current to April 29, 2013. Regulations