(also called dangerous goods internationally) in the context of materials transportation, any shipped product that is potentially injurious to people and property, as defined by the U.S. Department of Transportation (DOT), International Civil Aviation Organization, and International Maritime Organization. These organizations publish strict procedures for packing, shipping and handling hazardous materials. The definition encompasses explosives, flammable and high-pressure gases, flammable liquids (including certain highly volatile petroleum products such as fuels and solvents), corrosives, poisons, materials shipped at elevated temperatures, and environmental hazards.