Clean water advocate Matt Damon takes the ASL ice bucket challenge with toilet water; nominates George Clooney, Bono, Tom Brady

This might gross most of us out, but noted actor Matt Damon did exactly that for his ice bucket challenge. An advocate of water conservation, he said his video was meant to send a message. Damon is also the co-founder of Water.org, an organisation that is dedicated in providing aid to regions of developing countries that do not have access to safe drinking water and sanitation.

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