On Sat, 3 Feb 1996, Diane Gutenkauf wrote:

>
> Wow. Well, with apologies to industrial hygienist and museum consultant Monona
> Rossol, these are the reasons why you should stop using PDB immediately and al
l
> museum staff should start reading appropriate conservation literature as it
> pertains to their collections and their lives.
>
> The Threshold Limit Value (TLV) for PDB is 10 parts per million, indicating th
at
> it is very toxic. Its primary effects are on the respiratory system and liver.
> It is also probably a human carcinogen. TLV' s are airborne substance standard
s
> set by the American Conference of Governmental Industrial Hygienists. Toxic is
 a
> technical term with a precise definition. Anyone who wants more detailed
> information can contact Monona Rossol at Arts, Crafts, and Theater Safety, 181
> Thompson Street, #23, New York, NY, 10012. (212)777-0062
>
> Plus, it has no proven effect on mildew.
>
Or pests.

Thanks Dianne,  Great information, well stated.

Yours in trying to get the mothballs out. . .

Lori van Handel
Director of Field Services/Assistant Conservator of Objects
Williamstown Art Conservation Center