<< A teacher saw "cyanide" on the
potassium ferricyanide bottle and that was the end of that. "Cyanide is
cyanide" was the quote relayed to me. >>
A good reason to call it potassium hexacyanoferrate(III) instead (Judy will
like this!)
Peter Marshall
Fixing Shadows and elsewhere:
http://faraday.clas.virginia.edu/cgi-uva/cgiwrap/~ds8s/Niepce/peter-m.cgi