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3D3DThoriated tungsten welding rod.
Tungsten welding rod with 2% thorium oxide added (color coded red).
Source: eBay seller tungsten-direct
Contributor: Theodore Gray
Acquired: 2 April, 2009
Text Updated: 3 April, 2009
Price: $22
Size: 0.125"
Purity: 1.75%
Thorium