Keywords
20's, 20-25, 20-30, 20s, 25-29 years, 25-30, accessory, adult, african, african american, african ethnicity, african-american, afro american, afro-american, america, american, americas, authentic, authenticity, beaker, beard, black, boston, candid, caribbean, chemistry, class, classroom, close up, close-up, closeup, college, color, color image, colour, concentrating, concentration, copy space, east, east coast, education, examining, experiment, experimentation, experimenting, eye-glasses, eyeglasses, facial hair, fellow, flask, focus on foreground, focusing, gentleman, glasses, guy, head & shoulders, head and shoulders, horizontal, human, human being, indoor, indoors, information, inside, instructing, intelligence, knowledge, lab, laboratory, learning, male, man, massachusetts, negative space, new england, north america, northeast, of african descent, one, one person, people, performance, performer, performing, person, photography, pupil, r&d, real people, research, research & development, research and development, researching, school, schoolroom, science, scientific, serious, seriousness, setting up, solemn, somber, specs, spectacles, spinal meningitis, stem education, student, studying, tuition, twenties, twenty, u.s, u.s.a, united states, united states of america, university, us, usa, volume versus pressure, whisker, white space, wisdom, young adult, young men, 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, bld175001