THIERRY BERROD, MONA LISA PRODUCTION / SCIENCE PHOTO LIBRARY THIERRY BERROD, MONA LISA PRODUCTION / SCIENCE PHOTO LIBRARY
Toilet testing. Engineer using sausage-shaped artificial excrement to test how well a toilet flushes. The toilet bowl is transparent to allow the flushing to be observed. This toilet is a Washlet from TOTO. This companay was founded in Japan in 1917, and has since grown into a multinational company headquartered in the USA. It is (in 2009) the largest plumbing products company in the world. Photographed in Japan.
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