Which one contains maximum percentage of Al2O3 ?
(A) Firebrick
(B) Sillimanite
(C) Magnesite
(D) Aluminous firebrick
Which one contains maximum percentage of Al2O3 ?
(A) Firebrick
(B) Sillimanite
(C) Magnesite
(D) Aluminous firebrick
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