| Text | Length |
| Pipeline contents | 17 |
| Pilot light fuel | 16 |
| Phosgene, for one | 17 |
| Phosgene | 8 |
| Phase hotter than liquid | 24 |
| Partner of food and lodging | 27 |
| Partner of Food / Lodging | 25 |
| Oxygen, for instance | 20 |
| Oxygen, e.g. | 12 |
| Oxygen or helium | 16 |
| One of the states of matter | 27 |
| Novocain alternative | 20 |
| Not a solid or liquid | 21 |
| Nitrous oxide, for one | 22 |
| Nitrogen, for instance | 22 |
| Nitrogen, e.g. | 14 |
| Nitrogen or neon | 16 |
| Nitrogen or helium | 18 |
| Need on a road trip | 19 |
| Need for speed? | 15 |
| Need for many autos | 19 |
| Natural or noble follower | 25 |
| Natural or mustard | 18 |
| Natural or laughing | 19 |
| Natural ____ | 12 |
| Natural ___ (subject of "fracking" in 2012) | 53 |
| Mustang mover? | 14 |
| Motoring must | 13 |
| Methane or propane | 18 |
| Methane or helium | 17 |
| Many an anesthetic | 18 |
| Malibu requirement | 18 |
| Malibu mover | 12 |
| Main feature? | 13 |
| Main contents | 13 |
| Magniloquence | 13 |
| Lot of fun, slangily | 20 |
| Lewisite, e.g. | 14 |
| Leaded or unleaded item | 23 |
| Laughing, for one | 17 |
| Laughing --- | 12 |
| Laughing e.g. | 14 |
| Krypton or neon | 15 |
| Kind of meter | 13 |
| Kind of mask or pipe | 20 |
| Kind of mask or main | 20 |
| Kind of bag or house | 20 |
| Kind of bag or chamber | 22 |
| Ketene or phosgene | 18 |
| It's pumped at an island | 28 |
| It's often passed in silence | 32 |
| It's in a certain range | 27 |
| It's expelled from an erupting volcano | 42 |
| It shouldn't be passed at the dinner table | 46 |
| It might knock you out | 22 |
| It may be laughing | 18 |
| It makes an Impala run | 22 |
| It makes an auto go | 19 |
| It fills in between E and F | 27 |
| It burns at Indy | 16 |
| Island purchase | 15 |
| Idle talk, so to speak | 22 |
| Hydrogen or neon | 16 |
| Helium or oxygen | 16 |
| Helium e.g. | 11 |
| He, e.g. | 8 |
| Guzzled product | 15 |
| Great time, to a hipster | 24 |
| Great time, informally | 22 |
| Great time, in slang | 20 |
| Good time, slangily | 19 |
| Good time, informally | 21 |
| Go-juice | 8 |
| Getty product | 13 |
| Fun time, slangily | 18 |
| Fuel on the range | 17 |
| Fuel for some guzzlers | 22 |
| Fuel for a Zeppelin | 19 |
| Fuel for a Ford | 15 |
| Fuel for a Fiero | 16 |
| Fuel (up) | 9 |
| Freon or neon | 13 |
| Freeway sign word | 17 |
| Flivver fuel | 12 |
| Flivver fluid | 13 |
| Fill-up fluid | 13 |
| Fill the tank, with "up" | 34 |
| Fill 'er up filler | 22 |
| Farrell's "___ House McGinty" | 43 |
| Exxon offering | 14 |
| Ethane, e.g. | 12 |
| Empty talk in slang | 20 |
| Empty blather | 13 |
| Electric's partner | 22 |
| Electric partner? | 17 |
| Either of the first two elements | 32 |
| Driving demand | 14 |
| Driving concern | 15 |
| Di-Gel target | 13 |
| Dentist's need | 18 |
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