Phlogiston

Phlogiston is a substance that can power a reactor.

Fiction

Animated cartoon

Wildrider has a phlogiston-reactor flamethrower.

Beast Wars: Uprising

Twinstrike utilized phlogiston to breathe fire in beast mode. When his Resistance unit in Lower Petrohex was overrun by Vehicons, he disabled the failsafes to his phlogiston reservoir and self-destructed, destroying everything in a fifty mechanometer radius. Derailment

Notes

• Phlogiston was an element postulated in the seventeenth century to explain combustion. It is essentially an absence of oxygen.