1. Infectious waste refers to medical waste that carries pathogenic microorganisms and has the risk of causing the spread of infectious diseases, including articles contaminated by patients' blood, body fluids and excreta, and garbage generated by patients with infectious diseases;
2. Pathological waste refers to human excreta and medical experimental animal carcasses produced in the process of diagnosis and treatment, including discarded human tissues produced in the process of operation, discarded human tissues after pathological sections, pathological wax blocks, etc.
3. Hazardous waste refers to abandoned medical sharp instruments that can stab or cut human body, including medical needles, scalpels, scalpels, glass test tubes, etc.
4 pharmaceutical waste refers to abandoned, eliminated, deteriorated or contaminated drugs, including abandoned ordinary drugs, abandoned cytotoxic drugs and genotoxic drugs;
5. Chemical waste refers to toxic, corrosive, flammable and explosive waste chemicals, such as waste chemical reagents, chemical disinfectants, mercury sphygmomanometer, mercury thermometer, etc.