Type a keyword to start searching...

Use ⌘K or Ctrl+K to search from anywhere
Question 15 of 30

As a firefighting medium, CO2 can be dangerous under certain conditions as it can cause:

A
Severe toxic vapor contamination inside boiler loops
B
Freeze burns and blistering
C
Spontaneous flashover due to compression waves
D
Corrosion of sensitive mechanical gears
Advertisement

Answer & Explanation

The correct answer is Option B: Freeze burns and blistering.

CO2 is stored under pressure and expands rapidly when released, causing a significant drop in temperature. This extreme cold can cause freeze burns or blistering on contact with skin, and also reduces visibility by creating fog.