Keywords
absence, authority, black, black background, close-up, color, communication, concepts & topics, danger, death, forbidden, front view, gas mask, ideas, information sign, metal, no people, ominous, orthographic symbol, part of, photography, protection, protective eyewear, protective workwear, risk, safety, selective focus, series, skull and crossbones, spooky, still life, studio shot, threats, toxic substance, two objects, unknown, vertical, warning sign, warning symbol, yellow, 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, 1274008