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Maintenance engineer in blue coveralls and hard hat kneels with a tablet beside a four‑legged industrial robot on a grated platform, surrounded by large pipes and tanks in a processing plant.
Worker in blue coveralls and white hard hat walks toward the camera in a large industrial refinery yard with blue steel platforms, pipes, and tanks nearby.
Maintenance worker in blue coveralls and a white hard hat stands among large stainless steel pipes and valves in an industrial facility, safety gloves on.
Two oil workers in hard hats lean on a yellow railing beside red piping, a PDVSA banner dangling in front of them on a sunny day