Keywords
2, 30's, 30-35, 30-40, 30s, 35-39 years, 35-40, 40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, adult, african, african american, african ethnicity, african-american, afro american, afro-american, analysing, analyzing, assessment, associate, beaker, black, close up, close-up, closeup, co-worker, colleague, color, color image, colour, companion, concentrating, concentration, cooperation, experiment, fellow, female, fifties, fifty, forties, forty, gal, gentleman, guy, hands clasped, head & shoulders, head and shoulders, holding, horizontal, human, human being, indoor, indoors, information, inside, intelligence, knowledge, lab, lab coat, laboratory, lady, looking at camera, male, man, mature adult, mature men, mid adult, mid adult women, mid life, middle age, middle aged, middle-age, middle-aged, occupation, of african descent, partner, partnership, people, person, photography, portrait, portraiture, posing, r&d, research, research & development, research and development, science, science lab, scientific experiment, scientist, serious, seriousness, solemn, somber, specialist, standing, team, teamwork, technician, technology, test tube, testing, thirties, thirty, two, two people, white coat, wisdom, woman, women, work, working, 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, bld068625