Rechargeable batteries in your favourite devices can ignite and burn down your house

Battery fires are rare but devastating. — Dreamstime/TNS

We're all playing Russian roulette with devices powered by lithium ion batteries.

Chances are you have dozens of lithium ion-powered devices inside your home right now. Some are probably hooked up to chargers – and that's when they are most likely to ignite and cause a destructive fire.