Q: Which one of the following is not used as a raw material in the manufacture of glass?
(a)Soda
(b)Alumina
(c)Borax
(d)Gypsum
Correct Answer: (c)
Detailed explanation coming soon.
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NDA 2021 Session IQ. 58 of 150
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Q: Which one of the following is not used as a raw material in the manufacture of glass?
Correct Answer: (c)
Detailed explanation coming soon.