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).
leffe ËlÉf is a premium beer brand owned by inbev belgium the european operating arm of the global anheuser busch inbev brewery giant there are several beers in the range and they are marketed as abbey beers they are brewed in large quantities and are widely distributedow all leffe brands are brewed at the stella artois brewery in leuven the 1952 agreement between the leffe abbey and a commercial brewery is said to have been the first of its kind royalties continue to be paid to the abbey