How to apply: 1  Mix the lemon juice with vodka and apply the solution on sweaty hands. 2  Rinse it off with clean water after leaving it on for 2 minutes.
In fact, the production of solar panels is reduced by at least 50 percent on cloudy days, and may even by down to just 5 to 10 percent of what they can produce on sunny days.
Tip: Washing windows is best done on a cloudy day. If you wash windows on a warm, sunny day, the heat will dry the cleaning solution too quickly and will cause streaking as youâre cleaning. Vacuum the window tracks and windowsills to remove dirt and debris.