Male worker test steel tank butt weld carbon shell plate of storage tank oil background white contrast of magnetic field test work at height full body harness

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• pipeline
• pipe
• equipment
• measurement
• ruler
• meter
• ruler scale
• construction safety
• welding
• steel
• inspection
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• industrial
• inspector
• gauge
• construction industry
• engineer
• scale
• construction engineer
• magnetic
• height
• ppe
• metal
• control
• oil tank
• segurança
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