<prompt> Gamma radiations are used for sterilizing:SyringesCytoscopesDressing apronsMetal instruments  <response>: Key Points:-Gamma radiation from a cobalt-60 source is used for sterilization of antibiotics, hormones, sutures, catheters, animal feeds, metal foils, and plastic disposables such as syringes. This has also been used to sterilize and pasteurize meat and other food items. 