Lime HSN: 25221000
Fourth highest-volume chemical produced in the US (1985). Specifically, calcium oxide (CaO), more generally, any of the various chemical and physical forms of quicklime, hydrated lime, and hydraulic lime (adapted from ASTM definition C41-47). Noncombustible. For further information, see National Lime Association, 925 16th St. N.W., Washington, D.C.
Hazard: Unslaked lime (quicklime) yields heat on mixing with water and is a caustic irritant.
Use: See calcium oxide and calcium hydroxide.
See also the following entries and note under calcium oxide