Author Question: To avoid breathing in spilled materials, you should immediately use which of the following? A) ... (Read 217 times)

leo leo

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To avoid breathing in spilled materials, you should immediately use which of the following?
 
  A) HEPA mask B) Face shield C) Surgical mask D) The SCBA mask

Question 2

How often must refillable refrigerant cylinders be recertified?
 
  A) Every 10 years
  B) Every 20 years
  C) Every 5 years
  D) They only require certification when they are manufactured.



amit

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Answer to Question 1

D

Answer to Question 2

C



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