Keywords
35-39 years, 40-44 years, 50-54 years, caucasian, chemical engineering, co-worker, color image, communication, construction, cooperation, coordination, coveralls, day, decision, direction, engineer, four people, fuel and power generation, full length, gas refinery, hard-hat, industry, man, mature adult, mature men, mid adult, mid adult men, mid adult women, occupation, oil industry, oil refinery, oil worker, outdoors, people, persuasion, petro chemical plant, photography, pointing, progress, protection, protective workwear, refinery, reflective clothing, safety, south africa, standing, talking, teamwork, together, vertical, walking, woman, worker, working, working together, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u13175243