is 47.91 KB, has a resolution of 1280x1194 pixels and was uploaded on January 9, 2020 @ 1:08 am by user: bjorung. It is filed under the tags: triangle, logo, radiation, monochrome photography, hazard symbol. Click the blue button at the top to freely download: 交通 Radioactive Decay Radiation Hazard Symbol Trefoil Biological png.