Comment Poor Man's Fog Prevention (Score 1) 201
Try toothpaste. Rub it on, wash it off. It may not last forever, but it does prevent fogging and its a lot cheaper. The only drawback is it would take a lot of it for a windshield.
"Most of us, when all is said and done, like what we like and make up reasons for it afterwards." -- Soren F. Petersen