I've been meaning to ask about the hazards of ammonium dichromate versus
potassium dichromate.  There was an article on gum printing in Shutterbug a
while back that said something to effect that potassium dichromate is prefered
due to the hazards of using ammonium dichromate.  Any comments?
- Wayde Allen
  74160.3410@CompuServe.COM (74160.3410@compuserve.com)  
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