A yellow pipe with a green gauge on it
Palabras clave
gas,
industrial,
factory,
plant,
oil,
steel,
energy,
power,
pipeline,
pipe,
metal,
refinery,
technology,
chemical,
fuel,
engineering,
equipment,
production,
construction,
sky,
environment,
crude oil,
gasoline,
tower,
petrochemical,
tube,
business,
station,
pollution,
structure,
blue,
manufacturing,
processing,
pump,
natural,
tank,
background,
yellow,
distillery,
machine,
danger,
work,
transportation,
diesel,
chimney,
chemistry,
pressure,
supply,
valva
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