It’s winter in Michigan -- which means you’re probably having to defog/defrost your windows pretty often. Mark Rober decided to figure out what is the fastest and most efficient way to get your windows cleared. His method is said to be twice as fast as using your normal defroster. Windshield washer fluid – Use one with winter solvent that won’t freeze. If you don’t have access to a garage, put a tarp over the hood or park in a wind-protected area.