Using flint and steel to start a fire harnesses a side effect of oxidation: heat. Related: What's the longest-burning fire in the world? Sign up for the Live Science daily newsletter now.

The ideal flint has a sharp edge that will catch the edge of the steel. If you have a flint cobble, that's fine, you can dress it with a hammer (whack on it) to break it so that there's a good ...

Flint and Steel is one of the must have tool in the Minecraft game. You can use it to light fires or defend against the mobs, making it perfect for the survival mode.

Unless you’ve made a habit of carrying a dedicated flint rock and steel striker, you’ll need to know how to find flint in the wild. It’s important to note that the “flint rock” you find ...