Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Re: [Homebrew_PCBs] DIY laser transfer paper with water-based "gum" glue
From: Stefan Trethan <stefan_trethan@...>
Date: 2012-07-08
I would guess your gum my be either gum arabic or water glass (sodium silicate).
Try to get the MSDS (material safety data sheet).
ST