While many groups have been developing coatings that allow fabric to be waterproof yet breathable ... already being used in products such as car wax, medicines and foodstuffs.

Which spray wax for cars is best? For car owners who are looking ... The silicon dioxide formula creates high levels of waterproof beading to prevent any kind of water stains.

The coating uses carnauba wax, which is also used in such things as medicines, foodstuffs, as well as the surface treatment of fruits and car waxes. The new coating is suitable not only for ...