Practice question

What should an instructor teach about carbon monoxide safety?

Carbon monoxide is only dangerous in closed garages
Carbon monoxide is an odorless, colorless gas from vehicle exhaust that is potentially fatal — never idle in enclosed spaces
Modern vehicles do not produce carbon monoxide
Carbon monoxide has a strong smell that provides warning

Answer: B — Carbon monoxide is an odorless, colorless gas from vehicle exhaust that is potentially fatal — never idle in enclosed spaces

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