שאלה | Choose the correct statement:

Choose the correct statement:

		Ettingite and monosulfate are hydrous calcium aluminium sulfate minerals, pimay constituents of hydration of Potland cement concrete. Their fomation plays an impotant role in the control of setting
		Ettingite and thaumasite are hydrous calcium aluminium sulfate minerals, pimay constituents of hydration of Potland cement concrete. Their fomation plays an impotant role in the control of setting
		Monosulfate and thaumasite are hydrous calcium aluminium sulfate minerals, pimay constituents of hydration of Potland cement concrete. Their fomation plays an impotant role in the control of setting
		Ettingite, thaumasite and monosulfate are hydrous calcium aluminium sulfate minerals, pimay constituents of hydration of Potland cement concrete. Their fomation plays an impotant role in the control of setting