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.
1 Solar Covers heat the water quickly during the day, and help keep the water warm at night.  In dry, windy climates, the cover should be left on during the day. In warm, humid climates, the cover should be left off during the day and used at night to retain heat.