Etching Marble With a Waterjet

It can often be interesting to compare the results of two very similar operations with only small changes made between them. In my case, I had been experimenting with etching on the waterjet as part of my residency at Pier 9, and was interested in seeing how different materials responded to the proc...
By: pdelorey

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from Instructables: exploring - technology http://ift.tt/1KqqVwO