How-To: Make a piece of translucent concrete

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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@seanragan

March 29th, 2010 12

This tutorial by Instructables user nepheron shows you how to embed ordered optical fibers in cast cement to produce a small lump of concrete that will transmit light. It’s based on Litracon, a commercial architectural material that, I believe, invented the concept. I’ve been considering a very similar “cast your own translucent cinder-block” type tutorial for the Make: Projects series for some time.