ELI5: Explain Like I'm 5

Calcium battery

Have you ever heard of batteries that give energy to toys or flashlights? A calcium battery is a type of battery that is similar, but instead of using electricity to power something, it uses a chemical reaction. Calcium batteries are special because they use calcium as the main ingredient to create energy.

When we put a calcium battery in a toy, the calcium reacts with other parts of the battery to create an electrical current. This current is what provides energy to the toy, allowing it to move or make sounds.

Calcium batteries are great because they can hold a lot of energy and last a really long time. They are also environmentally friendly because they don't use harmful chemicals like some other batteries.

So next time you see a battery, especially a calcium battery, remember that it's like a little magic box that can create energy without using electricity!