What's in Windshield Washer Fluid That Keeps It From Freezing?

Munawar asks: What do they put in windshield wiper fluid to keep it from freezing? Although there are other additives that are also sometimes used for the de-icing component in windshield washer fluid, the most commonly used ingredient is methanol, which combines with water, a dash of colored ink, and occasionally some form of detergent to make up windshield washer []

At What Temperature Does Windshield Washer Fluid Freeze?

How to Keep Windshield Washer Fluid From Freezing - BlueDevil Products

BUG OFF Windshield Washer Fluids - American Corp

Lowers freeze point by at least 20 degrees F. Keep your windshield sparkling clean with Rain-X Booster. The formula applies Rain-X water-beading

Rain-X Windshield Washer Fluid Booster, Lowers Freeze Point By At 20F - 32 Oz.

Is it okay to use expired windshield wiper fluid? - Quora

Perfect Windshield Washer Fluid

De-Icer Washer Fluid

McKee's 37 MK37-541 Anti-Frost Windshield Washer Fluid, 128 fl. oz : Automotive

Do you spray washer fluid to avoid scraping your car's windows? - The Globe and Mail

What to Do When Your Wiper Fluid Freezes

Why winter windshield washer fluid can still freeze on your car - The Globe and Mail

What to Do if Your Windshield Washer Fluid Freezes

DIY Windshield Washer Fluid for Pennies