You are presented with the question "What happens when a fuel burns incompletely?" and the following answer choices: - Carbon monoxide disappears - direct damage to the lungs - deadly and devastating - Carbon monoxide is created - retaining heat - Oxygen increases - permineralization - It's recycled Now knowing that carbon monoxide is a gas produced by furnaces and other devices that burn fuel and any fuel that is incompletely burned produces carbon monoxide, a colorless, odorless gas, choose the best answer.
Answer:
Carbon monoxide is created