Ventilation No. 3
Questions taken from Jones & Bartlett Fundamentals of Fire Fighter Skills (3rd Edition)


Progress Indicator:
Question 3 of 20

3.  There are various methods to eliminate or reduce mask fogging.  Which one is the LEAST likely to work:

Choices:
  1. Depress the emergency By-Pass valve
  2. Use an approved wiper
  3. Use an approved anti-fog spray or solution
  4. B and C


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