Related Clues:
- It's revolutionary, but Erin makes it
- Rotary may derive its power from this
- 2 down, 6 down, could make Nero great
- A brute around in a roundabout way
- Source of power
- Classes hill as a gas producer
- Producer needs knowledge and time to meet peak
- Born in Italian city, getting energy from motor
- Engine with internal bladed rotor
- Machine producing power when water drives a rotor, for example
- Type of engine with internal bladed rotor
- Device creating electrical energy
- Rotary energy converter
- Wind-farm sight
- English writer hits cart track backing motor