From: Tom Ferguson (tomf2468@pipeline.com)
Date: 04/06/02-05:54:16 PM Z
Like others, I would assume it to be safe. I did try this with diluted
glacial acid. On my paper/water/style I got a slight staining or lack of
clearing in the highlights and gave it up. Watch that you are getting
highlights near paperbase!
-- Tom Ferguson http://www.ferguson-photo-design.com> From: shannon stoney <sstoney@pdq.net> > Reply-To: alt-photo-process-l@sask.usask.ca > Date: Sat, 06 Apr 2002 12:55:54 -0600 > To: alt-photo-process-l@sask.usask.ca > Subject: developing cyanotype in acid water > > I have been experimenting today with developing cyanotypes in a > solution of water and vinegar. The proportion of water to vinegar is > five to one. But then I read that you should not mix potassium > ferricyanide and acids, because the former might release cyanide gas! > Does that mean it is not really safe to develop cyanotypes in vinegar > water? > > --shannon > --
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