Nano-silver: Looking a little tarnished? [1] - Andrew Maynard for SafeNano, UK
Silver is a powerful antimicrobial. Yet widespread and indiscriminate use of silver nanoparticles raises clear concerns: is it harmful to people, will it be released and accumulate in the environment, will it harm environmental organisms, and will it lead to silver-resistant strains of bacteria? The jury’s still out on most of these questions, which suggests more research is needed—and fast.