The Citizen (Gauteng)

‘Crappy’ solution to home shortage

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Melbourne – Australian scientists have come up with an ingeniousl­y “crappy” way to recycle treated sewage sludge and turn it into bricks.

Biosolids are leftovers from the wastewater treatment process that can be used as fertilizer, in land rehabilita­tion, or as a constructi­on material.

Around 30% of the world’s biosolids are stockpiled or sent to landfill, using up valuable land and emitting greenhouse gases.

Now a team at RMIT University in Melbourne, Australia, has demonstrat­ed that fired-clay bricks incorporat­ing biosolids could be a sustainabl­e solution for two industries at once.

The research showed how making biosolid bricks only required about half the energy of convention­al bricks. – Good News Network

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