Keywords
40 to 49 years, 45 to 49 years, adult, alone, anatomy, biologist, biology, blur, chemistry, close, close-up, computer, computer hardware, computer key, computer keyboard, day, detail, differential focus, ethnic, experiment, flask, focus, focus techniques, hand, hardware, hispanic, hispanic ethnicity, indoors, keyboard, lab technician, labor, laboratory, laptop computer, latin, latin american, male, man, mature adult, mature man, older, one person, research, researcher, science, scientist, single, technology, test, tests, using, using computer, using laptop, view, view point, volumetric flask, 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, is09a8l6x