The basic plan of the OpenExposer is a 3D printer with a small slit cut into the bed, and a build platform that moves in the Z axis. The bed contains a small UV laser and a polygon mirror ripped ...

• Once stained, you can apply wording or a decorative design to the coasters. • Create your design on the computer and print it on a piece of standard white paper using a laser printer.

If you want to get into 3D printing but don't want to splurge on an expensive machine, the Anet A8 is an affordable DIY piece of hardware to get you going.

3D printer transforms food waste into coffee mugs and coasters Egg shells, coffee grounds, and flower stems are turned into a printable bioplastic paste. Mack DeGeurin Published Jul 25, 2025 3:31 ...