African American male plant worker in safety glasses and hard hat talking to Caucasian female colleague while working together with machinery equipment
Portrait of Professional Engineer or Worker Wearing Safety Uniform and Hard Hat. Ecology worker Industrial people. Sustainable energy. Technology
Top view shot of workers in safety vests and hard hats working in warehouse with cardboard boxes stacked on shelves
Smiling African worker in safety hard hat among warehouse shelves
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Tilt up of Middle Eastern male plant worker wearing safety eyewear, hard hat and coverall examining round stainless-steel machinery equipment detail
Worker In Hard Hat In Glass Factory
Asian architecture and engineer workers wear safety vest and hard hat aworking together at outdoor construction site, Safety Engineering workers, looking at blueprints and laptop structural project
Slowmo shot of male workers in uniform, safety goggles and hard hats looking at tablet and discussing work in granite quarry
Handheld shot of female supervisor in safety vest and hard hat holding document and giving safety instructions to male workers at construction site
Close up shot of African-American male worker in hard hat putting on safety goggles at construction site
Professional Construction Worker Wearing Hard Hat and Safety Glasses Uses Theodolite at Modern Industrial Manufacturing Facility.
Medium shot of female supervisor in hard hat, safety goggles and uniform instructing male workers in granite quarry