Keywords
20-25, 20-25 years, 20-30, 25-30, 25-30 years, 4, 40-45, 40-50, 45-50, 45-50 years, 50-55, 50-60, 55-60, adult, african, african american, african ethnicity, african-american, afro american, afro-american, arranging, asian ethnicity, associate, black, blue collar worker, blueprint, building, business, business man, business woman, businessman, businesspeople, businesswoman, chinese ethnicity, close up, close-up, closeup, co-worker, colleague, color, color image, colour, commerce, concentrating, concentration, conference, constructing, construction, day, daylight, daytime, designer, displaying, draft, drawing, efficiency, engineer, enterprise, equipment, evaluating, examining, executive, exhibiting, explaining, eyeing, factory, far eastern, fellow, female, fifties, fifty, forties, forty, four, four people, gal, gathering, gentleman, gesturing, guy, hard hat, hard-hat, hardhat, hat, helmet, horizontal, human, human being, industrial plant, industrialization, industry, inspector, job, lady, looking, low angle, low angle view, male, man, manager, manufacturing plant, mature adult, meeting, men and women, mid life, middle age, middle aged, middle-age, middle-aged, mixed race person, motioning, multi-ethnic group, natural gas, occupation, of african descent, oil, organizing, oriental, outdoor, outdoors, outside, people, person, petroleum, photography, planning, plant, pointing, protection, quality control, refinery, reviewing, safety, safety-hat, security, seeing, showing, side view, standing, storage, storing, strategy, supervisor, trade, twenties, twenty, viewing, waist up, waist-up, woman, women, work, working, young adult, 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, bld051927