Historical clue formulations

• Something an electric car doesn't use — 2026-09-14
• Fill at a fill-up — 2026-08-30
• It's in the pipeline — 2026-07-19
• Rip-roaring good time — 2026-06-23
• What regular customers pay less for? — 2026-05-17
• Ethane or methane — 2026-05-13
• What to go to Citgo to get — 2026-03-17
• Hilarious thing — 2026-01-18
• What electric cars don't use — 2025-12-22
• One of the four fundamental states of matter — 2025-12-09
• Grand old time, in slang — 2025-10-15
• Much of Jupiter — 2025-09-13
• Neon or Freon — 2025-08-13
• Purchase at a pump — 2025-07-21
• Shell liquid — 2025-07-19
• What you might "fill 'er up" with — 2025-05-12
• Oven option — 2025-02-27
• Krypton or argon — 2025-01-27
• Certain tankful — 2025-01-01
• Hefty expense for an R.V. trip — 2024-12-05
• Purchase on an island? — 2024-11-09
• Really good time — 2024-10-18
• Butter (up) — 2024-09-15
• Something in the air — 2024-08-21
• Beetle juice? — 2024-07-21
• Sign by a highway exit — 2024-02-09
• What Exxon and Shell sell — 2024-01-15
• Much of the planet Saturn — 2023-11-12
• Pedal next to the brake — 2023-10-02
• Road trip expense — 2023-04-17
• State of matter with the lowest density — 2023-02-27
• Blast — 2023-01-28
• Nitrous oxide, e.g. — 2023-01-24
• What Jupiter and Saturn are made of — 2022-11-15
• One shells out for it at Shell — 2022-10-31
• Filling at a filling station — 2022-10-04
• What electric cars don't need — 2022-09-12
• Boyle's law subject — 2022-06-08
• Highway exit sign — 2022-05-20
• Awesome time — 2022-04-24
• Pedal on the right — 2022-02-20
• Oomph — 2022-02-05
• Methane, e.g. — 2022-02-01
• Purchase at a pump — 2021-11-08
• Monthly expense — 2021-11-05
• Auto tankful — 2021-11-01
• Great time, informally — 2021-08-12
• Neon or xenon — 2021-06-21
• Word after laughing or natural — 2021-05-24
• Really good time — 2021-01-24