/ T IS at this point that we approach the most interesting part of the entire operation in the production of hydrated lime. From the quarrying of the stone, its transportation to, and charging of, the kilns, its burning, and final drawing out as burned lime seems rather … As the lime enters this feeding hopper, it passes on through the Poidometer, which machine measures and weighs the lime with unerring accuracy and precision. Two views of the Poidometer are shown at bottom of this page, the one view giving a fairly comprehensive idea of how the passage of the lime…