On Facebook, the Western Lakes Fire District in Wisconsin showed what may happen if you leave hand sanitizer in your car on a hot day.
The photograph, which rapidly went viral, shows a completely melted and wrecked burned-out automobile door panel.
“Keeping it in your car during hot weather, exposing it to sun causing magnification of light through the bottle, and particularly being next to open flame while smoking in vehicles or grilling while enjoying this weekend can lead to disaster,” the fire department wrote on Facebook.
Watch the video to learn more.