Pneumatic systems make use of pipes or ducts called transportation lines that carry a mixture of materials and a stream of air. These materials are such as dry pulverized or free flowing or light powdery materials like cement, fly ash, carbon-black, calcium chloride, polymers, talc, grain waste, etc. These materials can be transported conveniently to various destinations by means of a stream of high velocity air through pipe lines. Products are moved through various tubes
