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фторирование
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[http://www.eionet.europa.eu/gemet/alphabetic?langcode=en] |
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fluoridation
The addition of the fluorine ion to municipal water supplies in a final concentration of 0.8-1.6 ppm (parts per million) to help prevent dental caries in children. (Source: MGH)
[http://www.eionet.europa.eu/gemet/alphabetic?langcode=en] |
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