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Propane (C3H8) is a straight-chain hydrocarbon. It is a colorless paraffinic gas that boils at a temperature of -43.67 degrees Fahrenheit. Propane is extracted from natural gas or refinery gas streams.

Gas labelled "propane" that is sold for use in home gas grills includes all products designated in ASTM Specification D1835 and Gas Processors Association Specifications for commercial propane and HD-5 propane.

See also