Hi: I read somewhere that copper used in one of the 3 common solutions in the darkroom causes sulpherdioxide gas wich causes headaches, drowsyness, and other side effecs. Why don't you e-mail Ilford's saftey people? They're nice. Dean
>Hello all, > >Is is possible to use copper scraps to plate out silver from spent fixer? > >There seems to be a mild attack on the copper if it is placed into spent >fixer. >I am almost tempted to try copper plate etching for intaglio printing plates >using the fixer as a mordent. > >I am have held off due to the potential of other by-products... my knowledge >of chemistry is really rusty. > >Is there anyone on the list with chemistry hints, or a resource book that can >steer me in the right direction. I thank you in advance. > >mr. nelson >marshfield, wi 54449 > >_______________________________________________ >Post to the list as PLAIN TEXT only - no HTML >Pinhole-Discussion mailing list >Pinhole-Discussion@p at ??????? >unsubscribe or change your account at >http://www.???????/discussion/ Dean Lastoria Admissions Assistant (604) 291-3224 dvlas...@sfu.ca
