mill stone उदाहरण वाक्य

Ferdinand Schumacher, who is credited with introducing oatmeal to America by supplying it to Union troops during the Civil War, purchased a portion of the quarry in 1879 . The sandstone found in the quarry was ideal for mill stones, which were used to remove the outer hulls of oats processed at Akron's American Cereal Works ( later Quaker Oats ).