Winds carry a cloud of black smoke from a flare at PES refinery. More than five years after the massive fire that shuttered the Philadelphia Energy Solutions refinery, the U.S. Environmental ...

1.1 Typical schedules (e.g., rotating 12-hour shifts) add 10%–30% overtime plus shift differentials ($1.50–$3.00/hr). 1.2 Rough annualization: \( \text{Annual Base} = \text{Hourly} \times 2{,}080 \).

For a mega-refinery in Ulsan, South Korea, a top exporter of jet fuel to the West Coast of the United States and other places ...