Keywords
2, 20-25, 20-25 years, 20-30, 25-30, 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, apparel, arranging, asian ethnicity, authority, black, blue collar worker, building, business, business attire, business man, business suit, businessman, businesspeople, chinese ethnicity, clothes, clothing, color, color image, colour, commerce, constructing, construction, control, cooperation, copy space, day, daylight, daytime, defending, displaying, efficiency, engineer, enterprise, equipment, executive, exhibiting, explaining, far eastern, fellow, fifties, fifty, file, folder, forties, forty, front view, garment, gentleman, gesturing, guy, hard hat, hard-hat, hardhat, hat, helmet, human, human being, industrial plant, industrialization, industry, inspector, job, male, man, manager, manual worker, mature adult, mid life, middle age, middle aged, middle-age, middle-aged, motioning, multi-ethnic group, natural gas, negative space, occupation, of african descent, oil, only men, organizing, oriental, outdoor, outdoors, outside, people, person, petroleum, photography, planning, pointing, power, protection, quality control, refinery, safeguard, safety, safety-hat, security, showing, signaling, standing, storage, storing, suit, supervisor, team, teamwork, trade, twenties, twenty, two, two people, vertical, waist up, waist-up, white space, 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, bld051923