SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY
Toothbrush bristles. Coloured scanning electron micrograph (SEM) of the head and bristles of a toothbrush. The plastic head (pink, bottom) holds the filaments of the brush (brown). The filaments are usually made of nylon. Magnification: x20 at 6x7cm size.
Model release not required. Property release not required.