Perhaps you've seen the above video, or similar, going around. It's one of the hottest car-care tips on the internet right now: use shaving cream to fog-proof your windshield.
It's a great tip because it really works. Who knew all that shaving cream you've been wasting on your hair could have been spent keeping your visibility clear on a rainy day.
How does it work though?
If you've ever been snorkeling, you've probably spritzed a solution of baby shampoo in your diving mask to keep it from fogging up underwater. The shaving cream works…