English to English translation of fire Uncontrolled combustion by flame or smoke resulting in evidence of charring, melting, or other evidence of ignition. (FTA1) Accidental burning or explosion of any material on board except vessel fuels or their vapors. (USCG2) Accidental combustion of vessel fuel, liquids, including their vapors, or other substances, such as wood or coal. (USCG2) Copyright: By