Archived posting to the Leica Users Group, 1999/04/03

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Subject: Re: [Leica] Preserving prints and transparancies
From: "Bill O'Connell" <woc2@earthlink.net>
Date: Sat, 03 Apr 1999 09:24:12 -0500
 
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.