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Making Matches, Longer Gray Article
The longer Theodore Gray article for the Popular Science column:
[url=http://www.theodoregray.com ... |
9-11-2006 at 14:05
by: ChemistrySet |
Hard To find Chemicals & Elements
Realgar: (93% As4S4, 7% As2S3), P.R.P. Pharmaceutical Quality, AF powder, USA via Parcel Post ORM-D ... |
20-6-2006 at 02:05
by: ChemistrySet |
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