प्लास्टर ऑफ पेरिस के निर्म – McqOptions

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1.	प्लास्टर ऑफ पेरिस के निर्माण मे किस खनिज का उपयोग होता है ?
A.	एस्बेस्टॉस
B.	जिप्सम
C.	घीया पत्थर
D.	चूना पत्थर
Answer» C. घीया पत्थर

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