On a cold winter night, the person sleeping in a room with closed door and windows with a coal fire burning inside may die due to the excessive accumulation of:
A. nitrogen monoxide
B. nitrogen dioxide
C. carbon dioxide
D. carbon monoxide
Answer:D
On a cold winter night, the person sleeping in a room with closed door and windows with a coal fire burning inside may die due to the excessive accumulation of:
A. nitrogen monoxide B. nitrogen dioxide C. carbon dioxide D. carbon monoxide