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, black, close up, close-up, closeup, color, color image, colour, communicating, communication, companion, concentrating, concentration, cooperation, curiosity, curious, defending, diagnosis, examining, experiment, fellow, female, fifties, fifty, forties, forty, gal, gentleman, guy, head & shoulders, head and shoulders, health-care, healthcare, holding, horizontal, human, human being, implement, indoor, indoors, information, inside, intelligence, interest, knowledge, lab, lab coat, laboratory, lady, learning, lifter, lifting, liquid, looking down, male, man, mature adult, mature men, medical care, medical science, mid adult, mid adult women, mid life, middle age, middle aged, middle-age, middle-aged, notation, noting, occupation, of african descent, partner, partnership, pen, people, person, photography, picking up, protection, r&d, raising, recording, research, research & development, research and development, rubber gloves, safeguard, safety, safety goggles, science, science lab, scientific experiment, scientist, scrutinizing, security, serious, seriousness, solemn, somber, sterile, studying, team, teamwork, test tube, testing, thirties, thirty, two, two objects, two people, wet, white coat, wisdom, woman, women, work, working, writing instrument, 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, bld068615