Liquid oxygen

Goes great in a rocket OR on a bagel.

Liquid oxygen, or LOX, is a highly flammable substance, useful for powering rockets.

Fiction

Marvel The Transformers comics

The Predacons staged a brazen raid on a chemical storage facility outside Huntsville, Alabama, making off with several canisters of the volatile substance. The humans defending it had to be very careful with their aim, lest the entire facility go up in flames. Toy Soldiers!