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Watch an oxy-gasoline liquid fuel torch cut through metal

Yowza. That burns hot. Watch as a Petrogen Multi-Fuel cutting torch nicks right through a stack of metal and cuts it clean off. The cutting system can use liquid fuels of any kind, including “gasoline of any grade, “white” gas, camping fuel, and stabilizer additive fuels” and “diesel, kerosene, biodiesel”. Basically,…

Watch how 3D printers 3D print 3D printer parts to make more 3D printers

Like how some animals can regenerate limbs or like how humans can, uh, make babies, 3D printers can 3D print the 3D printer parts necessary to make more 3D printers. Thankfully, they still require some living person to put these parts together because if they didn’t, they could just start eliminating us one by one as…

Making a cube in a cube in a cube from one block of metal is impressive

There is probably some negotiation with the Earth’s magnetic poles or some sort of magic going on here because somehow this guy is able to make a cube inside a cube inside a cube from a metal block. I have no idea what’s going on in the video half the time but watching the block get shaved to house three independent…

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