UV light radiation kills bacteria and can sterilize utensils (UV rays are used to sterilize goggles in the laboratory, for example.
To sterilize instruments.
gamma rays
Filtration: used to sterilize heat sensitive materials such as vaccines
handpiece should be sterilize after using on each patient.
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To sterilize sponges, brushes ect
Ultraviolet radiation
to sterilize wounds
autoclave
Autoclave.
Gamma rays