Engine : Engineering Safety - 57/968
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| Why should you wear a self-contained breathing apparatus before entering a closed compartment to fight a fire? |
| A) The fire produces smoke, which contains toxic gases that cause breathing difficulties and irritation of the respiratory tract. |
| B) The fire consumes oxygen which may lead to asphyxiation. |
| C) The fire produces carbon monoxide which causes an oxygen deficiency in the brain and body, leading quickly to death. |
| D) All of the above. |
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