ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
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For those concerned about sand, dust, diatomaceous earth, etc., you
might check out this article in the FOSS Newsletter:
http://lhsfoss.org/newsletters/archive/FOSS18.VariousDusts.html
Best regards,
Sue Jagoda
FOSS Staff
Lawrence Hall of Science
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More information about the Informal Science Education Network and the
Association of Science-Technology Centers may be found at http://www.astc.org.
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