Dave Whitlock , an American chemical engineer and Massachusetts Institute of Technology (MIT) graduate says he has not showered for 12 years in order to preserve the bacteria on his skin.
 
This engineer believes that using soaps and other chemical shower gels kill the good bacteria that protect our bodies from infections and viruses. That is why he created and launched Mother Dirt this summer: an odourless, colourless spray made with the bacteria found in dirt and untreated water. See it, or smell it, for yourself!

Find out more.