What about liquid glass coating? First step. "coating one millionth of a millimetre thick – 500 times thinner than a human hair – can be applied to virtually a

What about liquid glass coating? First step. "coating one millionth of a millimetre thick – 500 times thinner than a human hair – can be applied to virtually any surface to protect it against water, dirt, bacteria, heat and UV radiation." http://www.telegraph.co.uk/science/science-news/7125556/Liquid-glass-the-spray-on-scientific-revelation.html http://www.telegraph.co.uk/science/science-news/7125556/Liqu...