LEL definition

LEL. - means the lowest concentration of combustible substance in air through which flame, once ignited, will continue to propagate (Lower Explosive Limit).
LEL means the same as “lower limit of flammability,” “lower end of the explosive range”, and other related terms in common technical discourse.

Examples of LEL in a sentence

  • The concentration of methane gas in air at the property line of the surface disposal site shall not exceed the LEL for methane gas during the period that the disposal site is active.

  • At no time, shall two successive readings on an explosion hazard meter, at the point of discharge into the system (or at any point in the system) be more than five percent (5%) nor any single reading over ten percent (10%) of the lower explosive limit (LEL) of the meter.

  • When cover is placed on an active surface disposal site, the methane gas concentration in the air in any structure shall not exceed 25% of the lower explosive limit (LEL) for methane gas during the period that the disposal site is active.

  • A reading equal to or greater than 100 percent of the lower explosive limit (LEL, measured as propane) at 2.5 centimeters from all points on the perimeter of a potential leak source when measured by the method referenced in Reg.

  • Said writing shall be provided in a manner and form understandable to such parent, guardian, or unaccompanied youth and also include the LEL contact information.


More Definitions of LEL

LEL means the lower explosive limit of the gas being transported.
LEL means the lower explosive limit.
LEL means lower explosive limit of the gas being measured.
LEL means the Public Company LIETUVOS ELEKTRINĖ, legal entity code 110870933, VAT payer code LT108709314, registered office at Elektrinės g. 21, Elektrėnai, Republic of Lithuania.
LEL has the meaning assigned to it in Section 4.7.
LEL means Lewins Electrical Limited ATF The Lewins Electrical Trading Trust, its successors and assigns or any person acting on behalf of and with the authority of Lewins Electrical Limited ATF The Lewins Electrical Trading Trust.
LEL means percent of the lower explosive limit. "ppm" means parts per million. "nd" means non-detect. "nm" means not measured.