20 September, 2007 (1)

20 September, 2007

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Text and images Copyright (c) 2010 by Theodore W. Gray.
Neptunium
Neptunium Smoke detector element

Smoke detector element.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 20 September, 2007
Text Updated: 21 September, 2007
Price: $10/smoke detector
Size: 0.075"
Purity: <1%