Exam (elaborations)
PTCB Practice #1 Questions & Answers 2023 Review Update
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PTCB Practice #1 Questions & Answers 2023 Review Update 1. How long must a laminar airflow hood be on before being used? - ANS-30 minutes 2. How long must a laminar airflow hood be on before being used? - ANS-30 minutes 3. What does the abbreviation "hs" mean? - ANS-at bedtime 4. What does the ...
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