Thoria Has high fusion temperature (> 3000°C) but poor resistance to thermal shock

Thoria Has high resistance to basic slags

Which is expensive & radioactive, is used in crucibles for melting high purity metals

What is Thoria? – McqOptions

1.	What is Thoria?
A.	Thoria Has high fusion temperature (> 3000°C) but poor resistance to thermal shock
B.	Thoria Has high resistance to basic slags
C.	Which is expensive & radioactive, is used in crucibles for melting high purity metals
D.	All of the above
Answer» E.

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