A term little used nowadays, it originated (I think!) in radio. It means sound equipment and/or the sound department (from - obviously! - gramaphone).

A unit of mass measurement, [1] A unit of infered air flow (Grams per Second)

International measure of weight (1 gm = Approximately 5 carats)

A metric unit of measurement.

Is the Global Risk Analysis and Management System. See RAMS®.

See Gram.