Originally Posted by kvip
Didn't Hot Wheels sell some cars back in the 80's that changed colors with warm water? I remember having a few Hot Wheel cars that if you put them under hot running water they would change color, then fade back. That was +20 years ago, so I might be wrong.
Pretty sure, I'm 33 and I remember having toy cars like that over 20+ years ago. Could have been something else, but could swear it was hot wheels cars.