| Answer | Crossword Clue |
|---|---|
| ETHANE | Colorless, odorless gas used as fuel |
| ethanes | colorless, odorless, flammable gas used chiefly as a fuel |
| ethane | colorless, odorless, flammable gas used chiefly as a fuel |
| ethane | a colorless odorless gaseous alkane C2H6 found in natural gas and used as a fuel |
| methanes | a colorless odorless flammable gaseous hydrocarbon CH4 that is a product of decomposition of organic matter and of the carbonization of coal, is used as a fuel and as a starting material in chemical synthesis, and is the simplest of the alkanes |
| butane | colorless gas used as fuel |
| butanes | colorless gas used as fuel |
