The industry is highly automated. To build a petrochemical plant, you need many construction workers for a temporary period, and then their job is over. To run a petrochemical plant, you need a small number of highly trained engineers, chemists, and operators to keep watch over panels of gauges and to know what to do when there’s trouble. Then you need a few repairmen such as Lee Sherman. But a fracking boom was on, and maybe that meant more jobs coming in. According to the 2014 Sasol-sponsored Southwest Louisiana Regional Impact Study, some 18,000 jobs, a small proportion of them permanent,
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