Which gas is used to extinguish fire?
Correct answer: C. Carbon Dioxide
- A. Nitrous Oxide
- B. Methane
- C. Carbon Dioxide
- D. Carbon Dioxide & Nitrous Oxide
Explanation
Carbon dioxide helps extinguish fire by displacing oxygen around the flames and does not support combustion. It is therefore used in fire extinguishers, especially for electrical and flammable-liquid fires.
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