A Worldwide Campaign Against the Light Bulb
The technology that brought nighttime illumination to the whole world, didn’t change much for about a century and, it turns out, that’s a problematic thing. Not only do the filaments burn out quickly, leaving glass and metal that is not recyclable, but they emit far more heat than light, using a great deal of [...]
Environmentally Friendly Refrigerator Coolants
If you have an old refrigerator, you may be considering your alternatives, as to the use of environmentally friendly coolants. The coolant systems of most refrigerators, freezers, dehumidifiers and other condenser devices were almost exclusively designed to use the CFC most commonly known as Freon. Between the 1950s and its phase out in the late [...]
