carbon monoxide

🇺🇸 /ˌkɑːrbən məˈnɑːksaɪd/ 🇬🇧 /ˌkɑːbən məˈnɒksaɪd/
Frequency
Difficulty
Tags CEFR-B2
noun
R

A dangerous gas made when fuel burns without enough air.

Carbon monoxide from car exhaust can make people sick if they breathe too much of it.

translation

n. A dangerous gas made when fuel burns without enough air.