"The chemical industry comprises the companies that produce industrial chemicals. Central to the modern world economy, it converts raw materials (oil, natural gas, air, water, metals, ...
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and minerals) into more than 70,000 different products. The plastics industry contains some overlap, as some chemical companies produce plastics as well as chemicals.
Various professionals are involved in the chemical industry including chemical engineers, chemists and lab technicians. As of 2018, the chemical industry comprises approximately 15% of the US manufacturing economic sector." - (en.wikipedia.org 14.07.2021)
