You may be able to etch something onto the brick but it’s not powerful enough to cut though it. Cutting though (even if it could) brick would damage the machine (think lava). Your best bet is to make the bricks from a mold or mill them out. Cheers! -Chad > On Jan 16, 2015, at 9:20 AM, Doug Philips <dgou@xxxxxxx> wrote: > > Just curious if we could do this... > http://www.treehugger.com/interior-design/gluh-lampe-the-last-gasp-for-the-incandescent-bulb.html >