Is it so hot that WATER can even burst into flames? Well, experts say the combination of soaring temperatures and the plastic bottle make it a fire hazard.The risk comes from the bottle of water being left in a car that’s in direct sunlight.

According to the AJC (Atlantic Journal-Constitution), the water and plastic create a magnifying effect that first responders said could set upholstery or a piece of plastic on fire in a couple of minutes.

So bring in those water bottles!