an item that is harmful to the environment

Any materials regulated by the Toxic Substances Control Act, including asbestos, polychlorinated biphenyls and other chemicals.

see Hazardous Substance

substances which have hazardous characteristics such as: flammable, corrosive, reactive, toxic, radioactive, poisonous, carcinogenic or infectious. These materials are considered hazardous because they present a potential risk to humans and/or the environment.

Any substance that requires special handling to avoid endangering human life, health or well being. Such substances include poisons, corrosives, and flammable, explosive or radioactive chemicals.

A substance or material, which has been determined by the Secretary of Transportation to be capable of posing an unreasonable risk to health, safety, and property when transported in commerce.

A material that, because of its quantity, concentration, or physical, chemical, or infectious characteristics, may pose a threat to human health and the environment.

(HM) - means a substance or material which has been designated by the DOT as being capable of posing an unreasonable risk to health, safety and property when transported in commerce. The term includes hazardous substances, hazardous wastes, marine pollutants and elevated temperature materials.

Any substance or combination of materials capable of adversely affecting human health or safety.

material that in any quantity poses a threat or unreasonable risk to life, health, or property if not properly controlled during manufacture, processing, packaging, handling, storage, transportation, use and disposal

A substance that can harm humans.

Substance or combination their of which, because of its quantity, concentration, physical or chemical characteristics, may cause or significantly pose a substantial hazard to human health or the environment when improperly packaged, stored, transported, or otherwise managed.

Specific substances listed by EPA, and any other substance that is corrosive, ignitable, reactive or toxic.

Any article or substance designated by the U.S. Department of Transportation (DOT) as being capable of posing an unreasonable risk to health, safety, and property during transportation.

A material or form of energy that could cause injury or illness to persons, livestock, or the natural environment.

a substance or material which is capable of posing an unreasonable risk to health, safety, and property. The term "hazardous material" can refer to a variety of substances (including paints, pesticides, explosives, and asbestos).

A substance or material which the Department of Transportation has determined to be capable of posing a risk to health, safety, and property when stored or transported in commerce.

Any substance that, because of its quantity, concentration, or physical or chemical characteristics, poses a significant present or potential hazard to human health and safety or to the environment if released into the workplace or the environment. The term includes, but is not limited to, hazardous substances and hazardous wastes.

any material that poses an unreasonable risk to health, safety, and property during transportation.

A substance or material in a quantity and form that may pose an unreasonable risk to health and safety or property when transported in commerce.

A substance or combination of substances that, because of quantity, concentration, or physical, chemical, or infectious characteristics, may either: (1) cause or significantly contribute to an increase in mortality or an increase in serious, irreversible, or incapacitating illness; or (2) pose a substantial present or potential hazard to human health or the environment when improperly treated, stored, transported, disposed of, or otherwise managed.

Hazardous materials are defined by the U.S. Department of Transportation in accordance with the Federal Hazardous Material Law. A substance or material may be designated as hazardous if the transportation of the material in a particular amount and form poses an unreasonable risk to health and safety or property.

includes: explosives, radioactive materials, etiologic agents, flammable or combustible liquids or solids, poisons, oxidizing or corrosive materials, and compressed gases. For more information, go to the U.S. DOT web site at http://hazmat.dot.gov.

A substance or combination of substances which in its normal use, because of it concentration, physical, chemical, or infectious characteristics, may cause injury or death to people.

Any waste containing significant quantities of a substance that may constitute a danger to the life or health of living organisms and the environment, or pose a threat to the safety of humans or equipment if incorrectly handled. Hazardous waste properties include toxicity flammability, chemical reactivity, corrosivity and infectiousness.

Any substance or compound that has the capability of producing adverse effects on the health and safety of humans.

hazardous waste, medical waste, radioactive material, explosives and other material listed in Michigan Public Act 451.

Includes but is not limited to a hazardous substance, hazardous waste, or any other material that may pose a significant present or potential hazard to human health or the environment.

Any volatile, explosive or flammable liquid that requires special handling and should not be used with a dewatering pump.

In a broad sense, any substance or mixture of substances having properties capable of producing adverse effects of the health or safety of human beings. Material presenting dangers beyond the fire problems relating to flash point and boiling point. These dangers may arise from but are not limited to toxicity, reactivity, instability or corrosivity.

Any substance capable of causing harm to people, animals, property or the environment.

Any substance or material that when involved in an accident and released in sufficient quantities, poses a risk to people's health, safety, and/or property. These substances and materials include explosives, radioactive materials, flammable liquids or solids, combustible liquids or solids, poisons, oxidizers, toxins, and corrosive materials (FEMA definition). Any materials designated as hazardous by the Environmental Protection Agency. Also called Hazmat.