How lead is made material, used, processing,
The ore is ground at the mill, leaving it in particles with diameters of millimeter or less. This means the individual granules are finer than table salt. The texture is something like granulated sugar. Flotation 3 The principal lead ore, galena, is properly known as lead sulfide, and sulfur makes up a substantial portion of the mineral. The flotation process collects the sulfurbearing