Solar Thermal Processing of Foods for Small Operations

“We are like tenant farmers chopping down the fence around our house for fuel when we should be using Nature’s inexhaustible sources of energy—sun, wind and tide. ... I’d put my money on the sun and solar energy. What a source of power! I hope we don’t have to wait until oil and coal run out before we tackle that.”

—Thomas Edison

Sunlight has by far the highest theoretical potential of the earth’s renewable energy sources. It is my privilege to co-a…