It refers to the process of treating carcasses of diseased and dead animals and relevant animal products by means of physical, chemical and other methods, so as to eliminate the pathogens carried by them and remove the risks posed by these animal carcasses.

Waste (either solid or liquid) generated in industrial production activities that exhibits toxicity, corrosiveness, flammability, reactivity, infectivity, or other hazardous characteristics.

Waste generated in medical care, prevention, health care, and other related activities of medical and health institutions, which is directly or indirectly infectious, toxic, or poses other hazards.