LEARNit Dictionary
carbon monoxide
noun
/ˌkɑːbən məˈnɒksaɪd/
UK
/ˌkɑːrbən məˈnɑːksaɪd/
US
1
a poisonous gas formed when carbon burns partly but not completely. It is produced when petrol is burned in car engines.
مونوکسید کربن, گاز سمی CO