Smiling middle-aged male engineer in protective helmet and safety vest holds tablet computer. Oil production plant at background.
Schlüsselwörter
test,
occupation,
check,
inspecting,
inspection,
pipe,
examining,
professional,
men at work,
wearing,
vest,
manager,
protective,
background,
hard hat,
plant,
valva,
compressor,
hard hat,
gas,
oil,
pump,
tank,
technician,
inspector,
pipeline,
site,
service,
safety,
men at work,
work,
equipment,
engineering,
system,
job,
male,
contractor,
industry,
protection,
helmet,
man,
engineer,
people,
industrial,
maintenance,
production,
tablet,
computer
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