Prohibited Material

Im new to GF and can anybody tell me if there is a list of material that are prohibited from using on the GF. THNX

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You can start here.

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Thank you for the starting point. Greatly Appreciated!!

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Happy to see you being proactive and asking first! This group is an awesome group to be a part of … they are so creative and very resourceful. I wouldn’t have gotten our Glowforge if it weren’t for this community!

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There’s also the official word here:

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This video show a good way to test for chlorine.

Good list.

http://atxhs.org/wiki/Laser_Cutter_Materials