Magical Uses for Magnets

From the latches on our kitchen cabinets to the magnetic strips on our credit cards, we take magnetic forces for granted every day. Magnets are a relatively new technology, although people have remarked on naturally-occurring magnets, or loadstones, for hundreds of years. Mickaharic, in his inimitable, no-nonsense style relates the history and folklore of magnets and how they work, and explains several practical uses including improving fuel combustion, descaling water, and charging water f...