When laid on 2 layers thick the mats did shed water. The method does produce water proof mats quickly ( about 30 minutes per mat) but they need to be laid on two layers thick to be waterproof.About ...

We humans have long viewed ourselves as the pinnacle of evolution. People label other species as “primitive” or “ancient” and use terms like “higher” and “lower” animals. This anthropocentric ...

I built this bed shed on a mountain ridge using completely primitive tools and materials. #PrimitiveTechnology #StoneHouse ...