Before revision: Unlike mercury-based batteries, cosmetics, and medical devices (which will be banned by the year 2020 ) , the treaty has not banned the use of dental amalgam, but allows phasing down amalgam use over a time period appropriate to domestic needs, an approach advocated by the World Health Organization (WHO).
After revision: Unlike mercury-based batteries, cosmetics, and medical devices , which were banned as of the year 2020 , the treaty has not banned the use of dental amalgam, but allows phasing down amalgam use over a time period appropriate to domestic needs, an approach advocated by the World Health Organization (WHO).