Â· 43 comments. in Facts. An intelligence quotient, or IQ, is a score derived from one of several standardized tests designed to assess intelligence. The abbreviation âIQâ comes from the German term Intelligenz-Quotient, originally coined by psychologist William Stern.
Lower explosive limit. Lower explosive limit (LEL): The lowest concentration (percentage) of a gas or a vapor in air capable of producing a flash of fire in presence of an ignition source (arc, flame, heat). The term is considered by many safety professionals to be the same as the lower flammable limit (LFL).
The word lol in other languages. 1  In Dutch, lol is a word (not an acronym) which, coincidentally, means fun (lollig means funny) 2  In Welsh, lol means nonsense â e.g., if a person wanted to say utter nonsense in Welsh, they would say rwtsh lol.