Aluminium is used in thermite welding because -

1.	Aluminium is used in thermite welding because -
A.	aluminium is a light metal
B.	aluminium has more affinity for oxygen
C.	aluminium is a strong oxidising agent
D.	aluminium is a reactive metal
Answer» C. aluminium is a strong oxidising agent

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Aluminium is used in thermite welding because -

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