Friday Funny: Bricks Made Of Sewage Sludge

A team in Taiwan find that sewage can be used in bricks for houses. Watch what you eat...

1 minute read

August 30, 2002, 3:00 PM PDT

By Chris Steins @planetizen


"The impetus behind the idea was to find new uses for the 670,000 tonnes of sewage sludge the island produces each year, and for which landfill space is fast running out... In a paper accepted for publication in Advances in Environmental Research, Weng's team report achieving their best results when sewage sludge accounted for 10 per cent of the material in clay bricks fired at about 900C. But the process worked even when the "biobricks" contained as much as 30 per cent sludge... But Weng admits that people might need a little convincing to live in such intimate contact with their own waste."

Thanks to The Practice of New Urbanism

Wednesday, August 28, 2002 in New Scientist

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