In this video, we explore the properties of obsidian by attempting to create a knife using a waterjet cutter. After previously cutting an obsidian rock into a cube, we now examine how well the ...
Waterjet Channel on MSN
World’s sharpest obsidian knife revealed
We created the sharpest obsidian knife, surpassing the precision of a scalpel, using a 60,000 PSI waterjet to craft a very ...
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