Dental amalgam – a filling material for cavities commonly marketed as “silver” fillings – is about 50% mercury, a neurotoxin. Dentsply is a leading...
http://www.change.org/petitions/dentsply-stop-making-mercury-dental-fillings?share_id=zNnQCBbHfT&utm_campaign=autopublish&utm_medium=facebook&utm_source=share_petition
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