Despite their enthusiasm, abundant evidence raises serious concerns about the safety and efficacy of adding fluoride to drinking water today.NHF Lobbyist
According to what the judge said in the passage, adding fluoride to the water___ .A.wasn’t proved to be harmfulB.was the duty of the local authorityC.was strongly poised by dentistsD.was surely beneficial to the public的答案是什么.用刷刷题APP,拍照搜索
Adding fluoride in water is a common practice in many countries, including the U.S., Canada, and Mexico. The goal is to reduce tooth decay. But does it help? And are there any dangers you should be concerned about? Introduction and Editor’s Notes by Ocean Robbins ...
K. K. Cheng, I. Chalmers, and T. A. Sheldon, "Controversy: adding fluoride to water supplies," British Medical Journal, vol. 335, no. 7622, pp. 699-702, 2007.Cheng, K., I. Chalmers and T.A. Sheldon, 2007. Controversy: Adding fluoride to water supplies. BMJ: British Medical ...
by Steven Dubois (AP)—The City Council has voted to add fluoride to Portland's water, meaning Oregon's largest city is no longer the biggest holdout in the U.S. The ordinance approved Wednesday morning calls for the city water to be fluoridated by March 2014. ...
阅读理解。 A 69yearold grandmother with no teeth of her own has eventually won a long legal battle to stop aScottish regional council (政务委员会) adding fluoride (氟化物) chemical to the public water supply. In a ca
Why Boiling point of water is more than hydrogen fluoride(HF)? Explain why the boiling point of CH3CONH2 (221 degrees C) is significantly higher than the boiling point of CH3CO2H (118 degrees C). What happens when sodium chloride is added to boiling water and why?
In the human body, fluoride acts to prevent tooth decay by strengthening tooth enamel and inhibiting the growth of plaque-forming bacteria. After researchers discovered this characteristic of fluoride, fluoridation began. Fluoridation is the process of adding the fluoride to public water supplies. ...
At her home last night Mrs Catherine McColl said, “I did what I thought was right and I would do it again,too.”She claimed that adding fluoride to public drinking water made it into some kind of dirty soup.“Where would it stop?”she asked.“They might come up with the idea of ...
At her home last night Mrs. Catherine fluoride to public drinking water made it into some kind of dirty soup. “Where would it stop?” she asked. “They might come up with the idea of putting drugs into the water to keep the unemployed quiet.” It was a horrible poison, she said, ...