For thousands of years, man has taken advantage of solar energy to survive. No, cave men didn’t have solar panels, they were an invention of the space age (how solar panels work). Passive solar heating is what we use without even knowing we are doing it.
Passive solar heating is simply using the radiation of the sun to heat up an object even if that object is you. At a sporting event, in cold weather, you’d definitely rather sit in the ...Continue Reading →