Thorium: atomic number 90

Uses of Thorium - addition

Further use for Thorium

Thorium oxide is used in "thoriated" tungsten electrodes for TIG welding.


Being phased out due to dust hazards when electrodes are re-ground.

error in units

The units of resistivity don't come out right.

10^-8 Ohm * m
m Ohm * cm

the 'm' should be a 'mu', but unfortunately they both look the same in the latin alphabet.


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