Decontamination- Any process for removing and/or killing microorganisms. The same term is also used for removing or neutralizing hazardous chemicals and radio active materials Disinfectant-A chemical or mixture of chemicals used to kill microorganisms but not necessarily spores Disinfectants are usually applied to inanimate surfaces or obiectsDecontamination – Any process for removing and/or killing microorganisms. The same term is also used for removing or neutralizing hazardous chemicals and radio￾active materials. Disinfectant – A chemical or mixture of chemicals used to kill microorganisms, but not necessarily spores. Disinfectants are usually applied to inanimate surfaces or objects