Flammable Limits 8
Flammable Limits 8 : The range defined by the lower (LFL) and upper (UFL) flammability limit. May sometimes be referred to as explosive limits (LEL & UEL) in other sources of information. This is the range of concentrations in air that may readily ignite when exposed to a flame or spark. Also see: LFL,?UFL. For more information see theFlammables and Combustibles?topic page