During refining of liquid iron to steel , CaO plays various roles, out – InterviewSolution

1.	During refining of liquid iron to steel , CaO plays various roles, out there which of the following is most important
Answer» To MAKE a slag with `SiO_2` FORMED To prevent oxidation of SULPHUR To prevent higher concentration of phosphorus in steel To make a very fluid slag ANSWER :C

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