Archived posting to the Leica Users Group, 1999/04/03
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]So basically my prints will have a longer life and mine will be shorter? Hmmm Gareth Jolly wrote: > I understand selenium is carcinogenic. > > Not only can it be absorbed through the skin, but the fumes also inhaled. > > I'd recommend good ventilation as well as gloves. > > Gareth > > -----Original Message----- > From: D Khong <dkhong@pacific.net.sg> > To: leica-users@mejac.palo-alto.ca.us <leica-users@mejac.palo-alto.ca.us> > Date: Saturday, April 03, 1999 2:54 > Subject: Re: [Leica] Preserving prints and transparancies > > > > >>> >Some toners, like selenium, can contribute to longevity of prints. I > >>> >believe sepia does not. > > > >I heard that Selenium toning involves handling a toxic chemical. How > >serious is this threat to human health? > > > >Dan K.