FIRES AND EXPLOSIONS involving industrial/commercial/household equipment including tanks and pressure vessels; reactors; residential and commercial boilers and hot oil heat transfer systems; furnaces and ovens; heaters; kerosene heaters; lighters; and other home products. Also gaseous leaks, fuel volatility and contamination; vehicles such as tank trucks, cars and forklifts, and fuels including gasoline, diesel, heating oil, kerosene, propane and natural gas.