An employee at a chemical refinery wearing a uniform, eye shield glasses, and a hard hat checks pipes and machinery.
Palabras clave
architecture,
building,
business,
caucasian,
chemical,
chemistry,
construction,
control,
energy,
engineer,
engineering,
environment,
equipment,
factory,
fuel,
gas,
helmet,
industrial,
industry,
job,
maintenance,
male,
man,
manufacturing,
men at work,
metal,
occupation,
oil,
person,
petrochemical,
pipe,
pipeline,
plant,
power,
production,
professional,
refinery,
safety,
sky,
steel,
tank,
technician,
technology,
tower,
work,
men at work,
working man
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