In mixing this cement in which you mix petroleum, do you mix it with petroleum oil instead of water? ... Mr. Parsons, the contractor on this Treasury work, told me he actually mixed concrete quicker when the oil was with it than when it was out of the ordinary mixture. ... That is, they add more water and make it much more viscous, and they simply add water until they get it to the consistency that they want it, anbsp;...
|Title||:||Hearings Before the Committee on Agriculture During the Third Session of the Sixty-first Congress on the Estimates of Appropriations for the Fiscal Year Ending June 30, 1912, and on Other Bills and Resolutions [Dec. 7-10, 12-17, 1910, Jan. 25, Feb. 1, 1911] ...|
|Author||:||United States. Congress. House. Committee on Agriculture|