Physics In Action! There are many food dehydrators on the market or that you can build for yourself from purchased plans. Plug-ins or farm-size solar, many people have come to realize that food preservation by dehydration is better in many ways than canning or freezing. Dried food needs no sterile...
Most people will simply throw old, used batteries in the trash can. However, this is not the safe way to get rid of batteries. In fact, this habit wreaks havoc on the environment. The chemicals in the batteries can leak and seep into the environment. There is a “proper” way to get rid of them. Old...
Page turners are still page turners even when the pages are digital. The Kindle, which you can take anywhere, is the perfect vehicle for books like these excellent thrillers that you may not be able to put down. The Talented Mr. Ripley, by Patricia Highsmith (1955) This venerable novel plots the...
A Forstner bit is a type of drill bit that is employed when making furniture or other woodworks. A Forstner bit is usually costs more than the standard twist bits. But despite the higher price, Forstner bits have qualities that make them a better choice for furniture makers. Benjamin Forstner, a...
High fidelity (or hi-fi) is the gold standard of any audio or video enthusiast. Basically, it means that the images or sound are rendered with minimal background noise or distortion. The reproduction is “pure” or “faithful to the original” (hence the term, fidelity). Though hi-fi was first introduced...
Liquid smoke is a concentrated seasoning that is used as a substitute to actual smoking of food stuff like beef, pork or seafood. Liquid smoke is used as a way of duplicating the distinctive flavor and smell of an authentically smoked food without having to need a smoker or a smokehouse. Liquid...
Melamine is a type of organic compound that is used in making melamine resin, when it is mixed with formaldehyde. Melamine resin is a synthetic polymer that has fire and heat resistant properties. Melamine resin is a material that has many useful applications especially since it has a very stable...
Neem oil is made from the extract of the plant azadirachta indica. Neem oil is used as a botanical pesticide. Farmers extensively use neem oil as an insecticide and miticide as a way of keeping away parasites and pests like aphids and white flies. Neem oil is a good pesticide because it doesn't...
Polyurethane is a type of synthetic material that grew in popularity during World War II. It is known for being quite durable yet flexible, and is used to make a number of products. Depending on its use, it can appear in many forms. For example, polyurethane can be used to make fiberglass (often...
Steel rule die cutting is a fairly easy and straightforward cutting method. It is used for many kinds of materials, from paper to even plastic, foam and rubber. Aside from cutting sheets into different sizes, it can also create perforations, creases, and even slits. The “die” refers to a flat...
