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STERILIZATION -
PHYSICAL METHOD
DEPARTMENT OF MICROBIOLOGY
MTN COLLEGE
MADURAI
Sterilization
oSterilization describes a process that destroys or
eliminates all forms of microbial life by physical or
chemical methods.
oSterilization is distinct from disinfection, sanitization,
and pasteurization, in that those methods reduce rather
than eliminate all forms of life and biological agents
present.
oAfter sterilization, an object is referred to as being sterile
or aseptic.
Methods of sterilization:
Physical methods
Chemical methods
Physical Methods of sterilization
Sunlight
