Question
Underground Hazards Question on Rescue Apparatus and Practices
In a self-contained closed-circuit breathing apparatus,
A
the exhaled air is released outside the apparatus.
B
the exhaled air is wholly absorbed within the apparatus.
C
CO2 is released outside the apparatus after separating from exhaled air.
D
CO2 from exhaled air is absorbed with a chemical.
Answer
CO2 from exhaled air is absorbed with a chemical.
Explanation
Solution
The correct option is (D): CO2 from exhaled air is absorbed with a chemical.