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.
Basically the water vapour from your sweat turns back into liquid water once it touches the glasses, because they're cold enough, and so the water looses the extra energy it needed to maintain its vapour state. The foggy appearance comes actually from the condensed water on the glasses.