Which of the following are the advantages of using oxygen in place of – InterviewSolution

1.	Which of the following are the advantages of using oxygen in place of air in steel industry a) It gives more pure product b) The surface is free from nitrides c) Itmakes procedure faster, that is more product on d) Larger quantities can be handled
Answer» a,B,C b & d only b,c,d a,b,c,d Answer :D

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