Caucasian technician engineer man in uniform with tablet checking and control boiler tanks and liquid pipeline in chemical factory production line
Related tags:
- pipeline
- valve
- pipe
- pump
- refinery
- inspector
- oil pump
- factory
- technician
- oil refinery
- industrial machinery
- manufacture
- maintenance
- gas
- machinery
- chemical factory
- steel structure
- construction worker
- industry
- industrial worker
- construction industry
- construction
- fuel
- factory worker
- engineer
- construction engineer
- worker
- building construction
- construction man
- gas pump
- chemical industry
- automate
- computer system
- mechanical
- computer engineer
