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What is mixed with natural sand to make it semisynthetic sand?(a) Bentonite(b) Barelelne(c) Cubane(d) PrismaneThe question was posed to me in unit test.Question is from Molding Sands in chapter Molding and Core Sands of Casting-Forming-Welding I |
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Answer» The correct choice is (a) Bentonite |
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