| Answer | Crossword Clue |
|---|---|
| BTUS | Watt-hour fractions |
| ERGS | Fractions of watt-seconds |
| ERG | Watt-hour fraction |
| ERG | Fraction of a watt-hour |
| watthour | a unit of work or energy equivalent to the power of one watt operating for one hour |
| MINUTES | Hour fractions |
| ERGS | Kilowatt-hour fractions |
