A “solar cell” is a device which changes sunlight into electricity. More technically, a solar cell is also referred to as a “photovoltaic cell.” The term “photo” derives from the Greek word for “light,” and the term “voltaic” comes from the word “volt” which means “electrical force.” A “cell” is a small receptacle or container … Read more
Solar hot water heating systems are an effective way of conserving energy and reducing your energy bill. Contrary to popular belief, solar water heating is not a new technology. Solar water heating systems have been used commercially for over a century now, with the first commercial water heater (the Climax Solar-Water Heater) going on sale … Read more
There seems to be a lot of controversy about global warming these days. Some say it is a fact, others say it isn’t. But regardless of whether or not it is a fact, let’s step aside from the arguments on the subject, and take a common-sense approach. let’s take look at the issues involved. What … Read more