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NAFA CAFS /Exam Questions With 100% Correct Answers.
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NAFA CAFS /Exam Questions With 100% Correct Answers. What are the 3 types of media used in contaminate control - answerActive carbon, chemically treated carbon, potassium permanganate What is residence time? - answerthe time it takes air to cross a distance equal to the thickness of the filter...
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