Answer | Crossword Clue |
---|---|
GAS | Methane or propane |
FUEL | Petroleum or propane |
GAS | Propane or neon |
FUEL | Peat or propane |
propyl | Of or denoting the alkyl radical ?C3H7, derived notionally from propane |
isopropyl | Of or denoting the alkyl radical ?CH(CH3)2, derived from propane by removal of a hydrogen atom from the middle carbon atom |