Oil and gas refinery storage tank and Detail of equipment oil pipeline steel with valve for industrail petroleum.
Palabras clave
background,
barrel,
blue,
business,
chemical,
chemistry,
construction,
crude,
design,
diesel,
energy,
engineer,
engineering,
equipment,
factory,
fuel,
gas,
gasoline,
heavy,
industrial,
industry,
metal,
oil,
pair,
petrochemical,
gasoline,
crude oil,
pipeline,
piping,
plant,
pollution,
power,
refinery,
resource,
safety,
shine,
signs,
sky,
steel,
storage,
tank,
technology,
tower,
tube,
valva,
white,
men at work
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