Assertion: carbon monoxide | /r/HasProperty | released
Facets:
Source sentences:
text: It is released when fuels such as wood, oil or gasoline, are not burned completely.
text: CO is released when something is burned.
text: Since carbon monoxide is released when fuels don’t burn properly, any fuel-burning appliance, vehicle or tool that is not correctly vented or maintained can be a source of deadly carbon monoxide (CO) gas.
text: Carbon monoxide is released when fuels do not have the oxygen that they need to burn efficiently – including gas, wood, oil, kerosene, and charcoal.