why are chemical agents usually unreliable for sterilization
Because disinfectants and antiseptics often work slowly on some viruses, such as the hepatitis viruses, bacteria such as Mycobacterium tuberculosis, and especially bacterial endospores, they are usually unreliable for sterilization (the destruction of all life forms).opper sulfate is used to combat fungal diseases of plants and is also a common algicide. Selinium sulfide kills fungi and their spores. 6) Chlorine Chlorine gas acts to denature microbial enzymes. Chlorine is used in the chlorination of drinking water, swimming pools, and sewage.