‚Äö√Ñ√∂‚àö√ë‚àöœÄPortland cement is composed o – McqOptions

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1.	‚Äö√Ñ√∂‚àö√ë‚àöœÄPortland cement is composed of four major oxides (CaO, SiO₂, Al₂O₃, Fe₂O₃ ‚Äö√Ñ√∂‚àö¬¢‚Äö√Ñ¬¢90%)‚Äö√Ñ√∂‚àö√ë‚àöœÄ. Is this statement true or false.
A.	True
B.	False
Answer» B. False

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‚Äö√Ñ√∂‚àö√ë‚àöœÄPortland cement is composed of four major oxides (CaO, SiO<sub>2</sub>, Al<sub>2</sub>O<sub>3</sub>, Fe<sub>2</sub>O<sub>3</sub> ‚Äö√Ñ√∂‚àö¬¢‚Äö√Ñ¬¢90%)‚Äö√Ñ√∂‚àö√ë‚àöœÄ. Is this statement true or false.