Keywords
background people, bacteria, bacterium, biological, biology, close up, close up shot, close up view, close-up, close-up shot, close-up view, closeup, closeup shot, closeup view, cupped hands, germs, hands, health, healthcare, hygiene, incidental people, no-one, nobody, people in the background, school science, science education, technological, technology, ultraviolet light, unrecognisable person, uv, stock illustration, royalty free illustrations, stock clip art icon, stock clipart icons, logo, line art, EPS picture, pictures, graphic, graphics, drawing, drawings, vector image, artwork, EPS vector arts, fine art prints, print, poster, posters, mural, wall murals, u56057546