Uses of Thorium - addition
Submitted by Iain-F on 23 November 2008 - 12:02am.
Further use for Thorium
Thorium oxide is used in "thoriated" tungsten electrodes for TIG welding.
Reference http://www.twi.co.uk/content/faq_thoriated.html
Being phased out due to dust hazards when electrodes are re-ground.

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