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All That's Interesting on MSN2,000-Year-Old Tattoo Gun Identified In Utah Is The Oldest Tool In Western North America"Tattooing by prehistoric people in the Southwest is not talked about much because there has not ever been any direct evidence to substantiate it" — until now.
The tattoo removal gun features a YAG laser ... This reduces the power density, and allows the tool to weld various materials even on its lower power settings. Success was found welding steel ...
Therefore, [Emily] ingeniously modified one of her standard 3D printers to operate two-dimensionally, swapped its plastic extruder for a tattoo gun, and, yes, even managed to persuade a willing ...
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