If you had to walk a mile for a jug of water every day, as millions of people do, it's unlikely you'd use that precious water to bathe. Young entrepreneur Ludwick Marishane tells the amazing, funny story of how he invented a cheap, clean and convenient solution: DryBath, the world's first bath-substituting lotion.
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Ver traducido al español:
http://www.ted.com/talks/lang/es/ludwick_marishane_a_bath_without_water.html 
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