| Drilled commodity | 17 |
| Dressing part | 13 |
| Dressing need | 13 |
| Dressing component | 18 |
| Desert Storm issue | 18 |
| Derrick flow | 12 |
| Derain offering | 15 |
| Daniel Plainview's obsession | 32 |
| Cruet liquid | 12 |
| Cruet input, often | 18 |
| Cruet fluid | 11 |
| Crude substance? | 16 |
| Crude subject | 13 |
| Crude matter | 12 |
| Crude material | 14 |
| Crude from a well | 17 |
| Crude cargo | 11 |
| Crankcase substance | 19 |
| Covering for some wrestlers | 27 |
| Cottonseed product | 18 |
| Corn or castor | 14 |
| Corn byproduct | 14 |
| Contents of a cruet | 19 |
| Christmas-tree concern | 22 |
| Chrism | 6 |
| Choice for a portrait | 21 |
| Chanukah miracle fluid | 22 |
| Change it regularly | 19 |
| Certain cartel's concern | 28 |
| Cargo of the Valdez | 19 |
| Cargo of the Exxon Valdez | 25 |
| Car maintenance must | 20 |
| Canola __ | 9 |
| Canadian resource | 17 |
| Business for Shell or ExxonMobil | 32 |
| BP product | 10 |
| Book on which "There Will Be Blood" was based | 55 |
| Big ___ (certain energy lobby, pejoratively) | 44 |
| Beachgoer's aid | 19 |
| Beach pollutant | 15 |
| Bath enhancement | 16 |
| Basra commodity | 15 |
| Barrel toward | 13 |
| Baku's specialty | 20 |
| Baby or banana follower | 23 |
| Attack the squeaks | 18 |
| Atar, for one | 14 |
| Atar | 4 |
| Arab commodity | 14 |
| Alaska's main export | 24 |
| ABUNDANT RUSSIAN RESOURCE THAT ONLY NICE, NON-SANCTIONING NATIONS CAN HAVE | 74 |
| A little squirt? | 16 |
| A driver might dip into it | 26 |
| "No blood for ___" | 28 |
| "Lorenzo's ___" (film) | 36 |
| "Lorenzo's ___" (1992 film) | 41 |
| "Giant" discovery | 27 |
| "Essential" substance | 31 |
| "Crude" fuel | 22 |
| "Blue Sky Mine" Midnight ___ | 38 |
| "___ for the Lamps of China" | 38 |
| 'Black gold' | 20 |
| ''Lorenzo's ___'' (1992) | 44 |
| ___ spill | 9 |
| ___ Can Harry (Mighty Mouse nemesis) | 36 |
| __ painting | 11 |
| __ drum | 7 |
| J. Paul Getty, for one | 22 |
| Getty or Rockefeller | 20 |
| Well-funded businessperson | 26 |
| J. Paul Getty or J.R. Ewing | 27 |
| Getty, for one | 14 |
| Garage container | 16 |
| Item for a grease monkey | 24 |
| Garage squirter | 15 |
| Tin Man's first words, in the film | 38 |
| Tin Man's first words | 25 |
| Tin Man's accessory | 23 |
| Squirter in the garage | 22 |
| Necessity for the Tin Man | 25 |
| Lubricator | 10 |
| Grease monkey's contrivance | 31 |
| Garage-shelf item | 17 |
| Auto garage container | 21 |
| Yellow Brick Road accessory | 27 |
| What the Tin Woodman asked for | 30 |
| Tinman prop | 11 |
| Tin Woodsman prop | 17 |
| Tin Woodman's saving grace | 30 |
| Tin Man's prop. | 19 |
| The Wizard of Oz prop | 24 |
| Squirter at an auto garage | 26 |
| Squirter | 8 |
| Squeak solver | 13 |
| Shop container | 14 |
| Service-station sight | 21 |
| Service station vessel | 22 |
| Rusty Tin Man's desire | 26 |
| Nickname of pitcher Boyd | 24 |
| Nickname of '80s Red Sox pitcher Dennis Boyd | 48 |