Drilling waste management is a hot topic these years with global attention to environmental protection, especially in O il & gas industry. Drilling waste management into environment without any treatment is strictly forbidden. So before disposal, a series methods must be introduced to treat the cuttings and make it reach to disposal standard. Drill ing waste is produced as the rock is broken by the drill bit advancing through the rock or soil; the cuttings are usually carried to the surface by drilling fluid circulating up from the drill bit by rotary , percussion , or auger methods. The drill ing waste is commonly examined to make a record (a well log ) of the subsurface materials penetrated at various depths. In the oil and gas industry, this is often called a mud log . One drilling method that does not produce drill ing waste is core drilling , which instead produces solid cylinders of rock or soil. In cable-tool drilling, the drilling waste i