DISCLAIMER: I am just passing this information along, I’m not sure what I think about the situation although I did sign their petition. Use your own discretion to decide if this information is relevant or important to you.
Sunscreens and Nanotechnology
http://action.foe.org/dia/organizationsORG/foe/content.jsp?content_KEY=3060
“Sunscreen manufacturers are adding nanoparticles to sunscreens to make sun-blocking ingredients like titanium dioxide and zinc oxide rub on clear instead of white. These nanoparticles are being added without appropriate labeling or reliable safety information—and they pose potential threats to human health.”
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