athe water supply of many cities is fluoridated giving 1.00ppm of F-. One city's water supply was analysed and the results showed there were 0.04g F- in a 500mL sample .Did this city's water have the correct level of fluoridation 许多城市给水fluoridated给F- 1.00ppm。 分析了一城市的给水...
Verb1.fluoridate- subject to fluoridation; treat with fluoride; "fluoridized water"; "fluoridize the teeth of children" fluoridise,fluoridize process,treat- subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition; "process cheese";...
athe water supply of many cities is fluoridated giving 1.00ppm of F-.one city's water supply was analysed and the results showed there were 0.04g F- in a 500mL sample.did this city's water have the correct level of fluoridation 许多城市给水fluoridated给F-.one城市的给水1.00ppm被分析了,...
Currently, Portland, Oregon, is the largest city in the U.S. that does not fluoridate its tap water. The lack of fluoride in its water forces parents to stick to regular dental visits for their children and carefully use additional fluoride products at home — measures that are not easy to...
Dental caries was assessed by the decayed, missing, and filled teeth (DMFT) index. A combination of residential status, participant's age, and year of implementation of WF permitted the creation of participants' lifetime access to fluoridated water: >75%, 50% to 75%, and <50% of a ...
'Nothing to fear' from fluoride in city's water; Health chiefs deny fluoridation has led to thyroid conditions (6) There have been many studies on the efficacy of fluoridated water, including a systematic review by the NHMRC7 which showed that populations with access to fluoridated water have ...
When did water fluoridation begin in the United States? In1945, Grand Rapids, Michigan, adjusted the fluoride content of its water supply to 1.0 ppm and thus became the first city to implement community water fluoridation. When was fluoride first used?
of the area’s water supply to 1.0 ppm. It became the first city in the US to implement large-scale water fluoridation. Between this first instance and 2008, it’s believed over 72% of US citizens with access to public water have received fluoridated water in their primary water su...
The average annual age adjusted incidence of osteosarcomas (1976-1987) in areas served by fluoridated water supplies was not found to differ from osteosarcoma incidence rates in non-fluoridated areas.These data do not support an association between fluoride in drinking water and the occurrence of ...
is an only child and lives with his mother who resides in the city of Richmond, in Contra Costa County where he consumes fluoridated drinking water. H... C Fontaine,DH Mrs. Chan 被引量: 0发表: 0年 加载更多来源期刊 Cancer epidemiology, biomarkers & prevention : a publication of the Ameri...