So, who would have guessed that leaving hand sanitizer in the car (in bright sunlight) on a hot day could cause a really big problem? Not enough of us, it seems.

That's probably why the Waukegan Fire Department felt compelled to share this on their Facebook page.

Fox News:

According to an April video from the National Fire Protection Association, while hand sanitizer is certainly flammable, it still requires an ignition source to catch fire. And the World Health Organization (WHO), citing a 2007 study that looked at decades of hand sanitizer use in hospitals, said that fire hazards were extremely rare: There were a total of seven "non-severe fire incidents."

Here's the video from the National Fire Protection Association (warning: the voice-over guy is so bad that some viewers may suddenly fall asleep face-first onto their keyboard):