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Man engineer. Ventilation system design. Builder guy near air handling unit. Architect will design air-conditioning ducts. Man stands under ventilation pipes. Drawings and gadget in hands of engineer
Factory worker wearing yellow protection suit and gas mask working in chemicals production plant handling acids.
Antique Bronze Door Handle on Old Wooden Door
Man hand holding a classic style magnifying glass isolated on yellow background, copy space for text
A waste inspector in a challenging situation, showcasing the dangerous aspects of handling toxic substances during facility inspections

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