| Answer | Crossword Clue |
|---|---|
| SNG | Synthetic fuel: Abbr. |
| SHALES | Synthetic fuel sources |
| MPG | Fuel efficiency abbr. |
| OPEC | Fuel cartel (abbr.) |
| LNG | Pressurized fuel: Abbr. |
| MPG | Fuel-economy abbr. |
| GALS | Fuel measures: Abbr. |
| MPG | Fuel efficiency (abbr.) |
| EPA | Fuel efficiency rater: Abbr. |
| GAL | Fuel-pump unit: Abbr. |
| LNG | Clean bus fuel: Abbr. |
| LNG | Highly volatile fuel: Abbr. |
| MPG | Distance-fuel ratio: Abbr. |
| MPG | Fuel-economy figure: Abbr. |
| GPH | Unit of fuel use: Abbr. |
