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J | |
K | |
KPa | Kilopascals |
L | |
LC50 | Lethal Concentration 50, quantity of a substance, administered by inhalation, required to kill 50% of a target population within a specified time |
LD50 | Lethal Dose 50, quantity of a substance, administered orally or dermally, required to kill 50% of a target population within a specified time |
LEL | Lower Explosive Limit, the lowest concentration of a flammable liquid vapour and air mixture, expressed as a percentage by volume in air, in which an explosion will occur on ignition in a confined area |
Limited quantities | Amounts of dangerous goods carried that are before full Regulations Apply |
LNG | Liquefied natural gas |
LOCAE | List of Classified and Authorised Explosives |
LOCAF | List of Classified and Authorised Fireworks |
LPG | Liquefied petroleum gas |