It means Lower Explosive Limit. The concentration of a compound in the air below the mixture will not hold the fire.
00:45, 26 November 2012
Potash is the only source of potassium fertilizer; there ...
A compilation of information required under the OSHA ...
Absorbed through the leaves of the plant, and ...
How accomplishes NutraVesta Proven Work? As referenced, ...
A machine that sorts organic from inorganic matter for ...
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