Hazardous Waste

Put simply, a hazardous waste is waste that poses substantial or potential threats to public health or the environment and generally exhibits one or more of these characteristics:ignitable (i.e. flammable)oxidizingcorrosivitytoxicradioactiveeco-toxicU.S. Environmental Laws (see RCRA) additionally describe a "hazardous waste" as a waste (usually a solid waste) that has the potential to:cause, or significantly contribute to an increase in mortality (death) or an increase in serious irreversible, or incapacitating reversible illness; orpose a substantial present or potential hazard to human health or the environemnt when improperly treated, stored, transported, or disposed of, or otherwise managed.
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Any material that is subject to the hazardous waste manifest requirements of the Environmental Protection Agency (EPA) specified in 40 CFR 262 or would be subject to these requirements absent an interim authorization to a State under 40 CFR 123, subpart F. (49CFR171) (49CFR390)

By-products of society that can pose a substantial or potential hazard to human health or the environment when improperly managed. Possesses at least one of four characteristics (ignitability, corrosivity, reactivity, or toxicity), or appears on special EPA lists.