Monday, August 27, 2007
Internet marketing
Tuesday, August 21, 2007
Water clocks
Water clocks, all along with the sundials, are possibly the oldest time-measuring instruments, with the only exceptions being the cognomen and day-counting tally stick. Given their great antique, where and when they first existed is not known and perhaps unknowable. The simplest forms of water clocks, the bowl-shaped outflow type, are known to have existed in
Monday, August 13, 2007
Blazer
Tuesday, August 07, 2007
Toothbrush
The toothbrush is a device used to clean teeth, consisting of a tiny brush on a handle. Toothpaste, often containing fluoride, is commonly added to a toothbrush to assist in cleaning. Toothbrushes are offered with changeable textures of bristles, and come in many different sizes and forms. Most dentists recommend using a toothbrush labeled "Soft", since firmer bristled toothbrushes can harm tooth enamel and irritate gums as indicated by the American Dental Association. Toothbrushes are often ready from synthetic fibers, although natural toothbrushes are also known in many parts of the world.