1 chemicals used for oil and gas mining, drilling, processing and production; chemicals used in completion fluid systems; drilling muds for use in oil and gas well drilling; chemical drilling fluids for use in subterranean wells, namely, drilling muds, completion fluids, and wellbore fluids; chemical additives for use with drilling fluids; chemical drilling fluids for use in oil well drilling; chemical additives to drilling muds; drilling fluids; drilling lubricants; chemicals and chemical treatments used in relation to environmental planning and construction wholesale sales of cured and processed meats