Oil and Grease are sterilized by________________?
Correct answer: A. Hot air oven
- A. Hot air oven
- B. Auto claving
- C. Irradiation
- D. Ethylene dioxide
Explanation
Oil and grease are moisture-free materials and are sterilized by dry heat in a hot-air oven. Autoclaving is unsuitable because steam does not penetrate oily substances effectively.
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