Engineer checking the cooling system of the factory air conditioner.
Palabras clave
men at work,
helmet,
factory,
engineer,
maintenance,
technician,
caucasian,
hard hat,
industry,
job,
steel,
chemistry,
employee,
manager,
manufacturing,
chemical,
gas,
crude oil,
equipment,
industrial,
uniform,
petrochemical,
glove,
workshop,
production,
oil,
person,
global,
engineering,
pipeline,
technology,
construction,
work,
plant,
metal,
future,
wireless,
mechanical,
modern,
innovation,
manufacture,
cyberspace,
digital,
electric,
network,
safety,
computer,
system
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