STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Deodorant with colloidal silver, SEM. Coloured scanning electron micrograph (SEM) of deodorant product containing colloidal silver particles (white dots). Silver particles (often referred to as nanosilver) are thought to offer an antimicrobial effect. The deodorant also includes other ingredients such as sodium carbonate, essential oils, gum and sodium bicarbonate.
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