Keywords
18-19 years, 2, 20's, 20-24 years, 20-25, 20-30, 20s, 25-30, accessory, adult, african-american ethnicity, analysis, arm, arms raised, arms up, beaker, careful, caucasian, chemical, chemistry, class, classmate, classroom, college, color, color image, colour, concentrating, concentration, confidence, confident, cooperation, education, equipment, examining, experiment, experimentation, experimenting, fellow, gentleman, glove, goggles, guy, hispanic, holding, horizontal, human, human being, indoor, indoors, information, inside, instructing, instruction, intelligence, knowledge, lab, lab coat, laboratory, latin, latin american, latin american and hispanic ethnicity, learning, liquid, looking down, male, man, multi-ethnic group, multicultural, multiculturalism, observing, partner, partnership, people, person, photography, pour, pouring, pupil, r&d, raised, raising, research, research & development, research and development, researching, rubber glove, rubber-glove, safety goggles, school, schoolmate, schoolroom, science, scientist, serious, seriousness, solemn, somber, spectating, spectator, student, studying, teaching, team, teamwork, titration, tuition, tutoring, twenties, twenty, two, two people, university, up, viewing, waist up, waist-up, watching, western european, wet, white coat, wisdom, working together, 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, blm016466