| Rating | Solver | Clue |
|---|---|---|
| CALORIE | Energy unit | |
| ERG | Energy unit | |
| JOULE | Unit of energy | |
| UNTIE | Renovated unit provided energy for free | |
| CAL | Unit of food energy, in short | |
| FOOT POUNDAL | A unit of energy or work, equal to the work done in moving a body through one foot against the force of one poundal. | |
| FOOT POUND | A unit of energy, or work, being equal to the work done in raising one pound avoirdupois against the force of gravity the height of one foot. | |
| WORK | ...he direction of the force. See Conservation of energy, under Conservation, Unit of work, under Unit, also Foot pound, Horse power, Poundal, and ... | |