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of /home/abouaayt/public_html/aboutcivil/answers/qa-plugin/user-management/layer.php why we add the gypsum into the cement? - Civil Engineering Technical Questions Answers - Ask a Civil Engineer
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why we add the gypsum into the cement?

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why we add the gypsum into the cement?
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Gypsum is often added to cement and concrete to slow down the drying time. Cement dries quickly and retarding that process allows workers to pour the mixture into the various forms or frames needed....gypsum is added as a compound preventing cement flash setting....
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