Robert Hubner/Washington State UniversityThe tool has been stored in a box for over 40 years and has now finally been identified to have been used for inking, 2019. The oldest tool in western ...

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 ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Today, tattoos are so common that we don’t really even consider their significance.