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Thank you to everyone who responded to my question.  You gave me some  
good ideas.
Anna

On Aug 4, 2009, at 2:42 PM, Peter A Anderson wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology  
> Centers
> Incorporated, a worldwide network of science museums and related  
> institutions.
> ********************************************************************** 
> *******
>
> Anna,
>
> The commonest UV illuminating dye is the blue-fluorescing stuff  
> they put into detergents so that in sunlight garments look  
> "brighter than bright."  You have doubtless seen everybody's shirts  
> lighting up in UV light.  You could use detergent as "paint."
>
> Good luck!
>
> Peter Anderson
>
> ********************************************************************** 
> *
> For information about the Association of Science-Technology Centers  
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Anna Grace
Exhibit Coordinator
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For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

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