CAPE TOWN (Reuters) - South African researchers say they have made bricks using human urine in a natural process involving colonies of bacteria, which could one day help reduce global warming ...
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Primitive technology: Furnace and mud bricks
Primitive Technology: Furnace and Mud Bricks explores the creation of a furnace and the process of making mud bricks. This video is part of a series detailing the construction of a stone house. #Primi ...
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