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PTECH Microbiology QUESTION #3288
Question 1
'HEPA' filters are used in pharmacy clean rooms to remove particles from:
  • Water
  • Air✔️
  • Oil
  • Glassware
Correct Answer Explanation
High-Efficiency Particulate Air (HEPA) filters remove $99.97\%$ of particles $\ge 0.3~\mu\text{m}$.