The boundaries of the chemical industry, then, are somewhat confused. Its primary raw materials are the Air Compressor For Production Of Chemical Raw Materials fossil fuels (coal, natural gas, and petroleum), atmosphere, drinking water, salt, limestone, sulfur or an equivalent, and some specialized recycleables for special items, such as phosphates and the mineral fluorspar.

The chemical industry comprises the firms that produce industrial chemicals. Central to today’s world economic climate, it converts recycleables (oil, gas, air, water, metals, and minerals) into more than 70,000 different items.