It can be tricky to find organic food, that is grown or raised within a hundred mile radius of your home. Luckily, there a couple of online resources to help in this endeavor. The Eat Well Guide is a free directory of sustainably raised meat, poultry, dairy and eggs from farms, stores and restaurants in […]
Israel’s National Solar Energy Center will start testing a 400 square meter (4,300 sq ft) solar collecting dish. The huge dish is capable of achieving 1000 suns — it can concentrate the intensity of the sun’s energy by a factor of a thousand. The dish is lined with 216 mirrors, but not more than a […]
LED flashlights are now available in the ultraviolet frequency range. These flashlights have the same longevity and durability of other LED lamps. Some of the ultraviolet flashlights on the market are the Inova X5 Ultraviolet (made with anodized aluminum) and the hefty Streamlight Twin Task. You can see many other types listed on this page.
You’ve probably heard of Jojoba oil being used in cosmetics, but it’s also a great substitute for petroleum-based lubricants, which tend to be strong smelling and polluting. Jojoba is the best alternative because it is a natrual liquid wax that never goes rancid. Use it as you would a petroleum lubricating oil, such as for […]
Citrus degreasers are powerful and much safer to use than traditional petroleum-based solvents like gasoline or kerosene. Citrus solvents are non-flammable and 100% biodegradeable. They are also strongly aromatic — so use them in a well-ventilated area or your house will smell like oranges! Best if used on metal parts like chains, bearings and some […]