Dear LSNED, I have a “microfiber” cloth in my kitchen that was advertised as a miracle. What is so special about it? After use, should I have it blessed or can it be cleaned normally? -John Paul Hey JP, Technically, a microfiber is any fiber (as in a single strand of a textile) that is [...]
A quick search on the internet machine reveals that a lot of people are very concerned and suspicious about the ingredients in their toothpaste. Let’s face it, the thought of putting Dicalcium Phosphate Dihydrate in your mouth may sound a bit scary. For the concerned consumer, there is actually a big market out there for [...]
Recycling is kind of the cool thing to do these days, which will have to do until we get better at the “reduce and reuse” parts. You may dutifully recycle your plastic beverage containers on a weekly basis, and if you’re following the local guidelines, you’re probably dutifully removing all the bottle caps before they [...]
Artists and painters have it good. They can fulfill their imagination with all the colours they could ever want. But it wasn’t always so. Ancient cave paintings were pretty well limited to dark browns and reds, making use of rusted iron or earth. Bright blue and purple have become associated with royalty because, up until [...]
In the exciting world of adhesives, glue is the organic side of things. Technically, for something to be a true “glue” it will get its sticky quality from an animal or vegetable ingredient. The classic example is sending an old horse to the great glue factory in the sky. In fact horse hooves, along with [...]
‘Tis the season for cold fingers. If you’re stuck out in the cold for a few hours, your mittens can only do so much. You may need to bring is some chemical reinforcements. There are two types of chemical hand warmers that I’m going to look at here. The first are the more common disposable [...]
Yesterday the thought occurred to me that I don’t really know how a battery works. Whatever goes on inside that little cylinder is a mystery to me. Now that I know the secret, it seems even more amazing! First , let me get the words right. A battery is actually defined as a set of [...]