Keywords
25-29 years, 30-34 years, adults only, african-american ethnicity, air conditioning, boston, classroom, college, colour image, disability, education, engineer, engineering, engineering college, engineering student, environment control system, examining, experiment, generator, heating, horizontal, hvac, indoors, industry, laboratory, learning, massachusetts, meningitis, mid adult, mid adult men, moroccan ethnicity, multi-ethnic group, only men, person in education, photography, research, science and technology, spinal meningitis, student, studying, technology, two people, usa, ventilation, wheelchair, workforce development, 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, u93077689