An industrial refrigeration technician checking ammonia valve assembly. Concept of cold storage facility maintenance.
Schlüsselwörter
ammonia,
valva,
refrigeration,
industrial,
technician,
maintenance,
cold,
storage,
evaporator,
condenser,
cooling,
engineer,
repair,
pipeline,
compressor,
system,
equipment,
factory,
inspection,
safety,
machinery,
industry,
banner,
poster,
men at work,
promo
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