They negatively affect beneficial bacteria. Nanocastice v kosmetice mohou skodit prostredi - poskozovat prospesne bakterie. Mozna skodi i lidskemu zdravi.
Is your sunscreen damaging the environment? Poskozuje tedy vas opalovaci krem zivotni prostredi?
http://www.gizmag.com/snx/link.php?M=20846&N=504&L=8410
Sunscreens and nanoparticles: Is there a danger to your health?
A co vase zdravi? Nanocastice se pry mohou dostat do jater, ledvin, do tela.
http://blogs.orlandosentinel.com/features_healthblog/2007/08/sunscreens-and-.html