A more thorough explanation:

Definition: Hazardous waste is waste that can harm human health or the environment due to its quantity, concentration, or physical, chemical, or infectious characteristics. It may cause an increase in mortality or other harmful effects.

Example: Toxic waste, such as DDT, is an example of hazardous waste. It is a poisonous substance that can cause harm to humans and the environment. Many states have regulations for handling and disposing of toxic waste, and federal statutes like the Comprehensive Environmental Response Compensation and Liability Act of 1980 (CERCLA) regulate the use, transportation, and disposal of toxic waste.

Explanation: The example of toxic waste illustrates the definition of hazardous waste because it is a substance that can cause harm to human health and the environment. The regulations and laws surrounding toxic waste demonstrate the need for proper handling and disposal of hazardous waste to prevent harm to people and the environment.