Chemical Engineering - Chemical Process - Discussion

Discussion Forum : Chemical Process - Section 11 (Q.No. 20)

Chemical Process

20.

Pick out the wrong statement.

Dry process is used for the manufacture of cement, when the raw material is blast furnace slag.

Portland cement is made employing wet process.

Gypsum is added to portland cement to lengthen its setting time.

none of these.

Answer: Option

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