Q74) A man working in a furnace room suffered from asphyxiation. What should be the main reason? 1. More O2 level in the furnace room. 2. CO poisoning due to high CO level in the furnace room. 3. More O2 as well as fumes in the furnace room. 4. Less O2 level in the furnace room.
Q74) A man working in a furnace room suffered from asphyxiation. What should be the main reason? 1. More O2 level in the furnace room. 2. CO poisoning due to high CO level in the furnace room. 3. More O2 as well as fumes in the furnace room. 4. Less O2 level in the furnace room.

Correct option: 2

Explanation: The man suffered from asphyxiation because of CO poisoning due to high CO level in the furnace room. Carbon monoxide is a harmful gas that combines with haemoglobin to form a stable compound. It displaces the oxygen that is normally carried by the hemoglobin.