Assertion: aerosol | /r/MadeOf | liquefied petroleum gas
Facets:
Source sentences:
text: Today, almost all aerosol cans contain alternative propellants, such as liquefied petroleum gas, which do not pose as serious a threat to the environment.
text: Today, almost all aerosol cans contain alternative propellants, such as liquefied petroleum gas, which do not pose as serious a threat to the environment.