How To Make Roman Concrete
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Primitive Technology: Wood Ash Cement & Fired Brick Hut
12:17
How To Make Clay At Home (It's Just Dirt)
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Bol dans un sac
8:40
Why was Roman Concrete Forgotten during the Middle Ages?
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The Ancient Art Of Brickmaking - Impervious Building Blocks Handmade From The Earth
19:35
Smelting Iron from ROCKS (Primitive Iron Age Extraction)
13:42
Pourquoi ne l'ai-je pas su plus tôt ! Idées simples 3 en 1 à partir de tuyaux en ciment et en PVC
7:36