Here’s a summer safety hazard you’d never think of. Leaving a half-full bottle of water in your car could start a FIRE. Say what?
Here’s how it works. When the sun hits a plastic bottle at the right angle, the water in there can act like a lens, and concentrate the light on one specific point.
It’s exactly like the old ant and a magnifying glass trick. Under the right conditions, that pinpoint of light can cause smoldering, or worse it could start a fire.
If you don’t believe it, there’s plenty of video evidence to back it up. Here’s one of the videos that shows how it can happen . . .