A blue pipe with red and white markings
Schlüsselwörter
industrial,
pipe,
gas,
technology,
pressure,
energy,
power,
plant,
equipment,
metal,
steel,
pipeline,
factory,
tube,
machine,
construction,
engineering,
oil,
system,
control,
fuel,
production,
background,
water,
business,
blue,
manufacturing,
work,
pump,
chemical,
refinery,
iron,
structure,
flange,
bolt,
process,
stainless,
processing,
flow,
station,
men at work,
heat,
service,
old,
tank,
connection,
horizontal,
valva
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