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Communities which have Rejected Fluoridation in U.S Since 1990

Red Bay, Alabama September 15, 2010
Sandpoint, Idaho July 24, 2010
Kaikohe, New Zealand May 17, 2010
Kaitaia, New Zealand May 17, 2010
Crete, Nebraska May 11, 2010
Dakota City, Nebraska May 11, 2010
Franklin County, Nebraska May 11, 2010
Norfolk, Nebraska May 11, 2010
Wahoo, Nebraska May 11, 2010
Walden, New York May 5, 2010
Gatineau, Québec, Canada May 5, 2010
Schuylkill Haven Borough, Pennsylvania February 4, 2010
Xenia, Ohio December 16, 2009
Beacon, New York December 7, 2009
Amery, Wisconsin November 30, 2009
Wisner, Nebraska November 10, 2009
Yutan, Nebraska November 10, 2009
Humboldt, Kansas September 22, 2009
Wakefield, Nebraska September 15, 2009
Thunder Bay, Ontario, Canada July 21, 2009
Poynette, Wisconsin (voted to remove fluoride) April 13, 2009
Plainfield, Vermont (voted to remove fluoride) March 3, 2009
Chippewa Falls, Wisconsin (for the 2nd time) February 17, 2009
Skagit County, Washington February 10, 2009
Big Canoe, Georgia January 8, 2009
Cranberry Portage, Manitoba, Canada January 1, 2009
Drayton Valley, Alberta, Canada December 31, 2008
Test Valley Borough Council (UK) November 13, 2008
Jackman, Maine November 4, 2008
Moose River, Maine November 4, 2008
Corning, New York November 4, 2008
Ainsworth, Nebraska November 4, 2008
Aurora, Nebraska November 4, 2008
Battle Creek, Nebraska November 4, 2008
Bayard, Nebraska November 4, 2008
Beatrice, Nebraska November 4, 2008
Bridgeport, Nebraska November 4, 2008
Broken Bow, Nebraska November 4, 2008
Cambridge, Nebraska November 4, 2008
Central City, Nebraska November 4, 2008
Chadron, Nebraska November 4, 2008
Cozad, Nebraska November 4, 2008
Crawford, Nebraska November 4, 2008
David City, Nebraska November 4, 2008
Eagle, Nebraska November 4, 2008
Friend, Nebraska November 4, 2008
Geneva, Nebraska November 4, 2008
Gothenburg, Nebraska November 4, 2008
Grand Island, Nebraska November 4, 2008
Grant, Nebraska November 4, 2008
Hastings, Nebraska November 4, 2008
Hebron, Nebraska November 4, 2008
Imperial, Nebraska November 4, 2008
Kimball, Nebraska November 4, 2008
Lexington, Nebraska November 4, 2008
Madison, Nebraska November 4, 2008
Milford, Nebraska November 4, 2008
Mitchell, Nebraska November 4, 2008
North Platte, Nebraska November 4, 2008
Ord, Nebraska November 4, 2008
Pawnee City, Nebraska November 4, 2008
Pierce, Nebraska November 4, 2008
Plainview, Nebraska November 4, 2008
Ravenna, Nebraska November 4, 2008
Schuyler, Nebraska November 4, 2008
Scottsbluff, Nebraska November 4, 2008
Shelton, Nebraska November 4, 2008
Sidney, Nebraska November 4, 2008
St. Paul, Nebraska November 4, 2008
Stanton, Nebraska November 4, 2008
Stromsburg, Nebraska November 4, 2008
Sutherland, Nebraska November 4, 2008
Sutton, Nebraska November 4, 2008
Tekamah, Nebraska November 4, 2008
Valentine, Nebraska November 4, 2008
Weeping Water, Nebraska
November 4, 2008
Wilber, Nebraska November 4, 2008
Wood River, Nebraska November 4, 2008
Wymore, Nebraska November 4, 2008
York, Nebraska November 4, 2008
Prairie du Chien, Wisconsin November 4, 2008
Hyndburn, Lancashire, England September 23, 2008
Pendle, Lancashire, England September 18, 2008
Alamo Heights, Texas September 8, 2008
Alexandra and Earnslceugh/Manuheriki, New Zealand September 8, 2008
Cromwell, New Zealand August 18, 2008
Isle of Man June 12, 2008
Littleton, Massachusetts May 10, 2008
Yarmouth, Massachusetts May 6, 2008
Dryden, Ontario, Canada April 2008
Quebec City, Canada (after 36 years of fluoridation) April 1, 2008
Welland, Pelham, and parts of Thorold, Ontario, Canada February 2008
Poughkeepsie, New York February 2008
Manila, Humboldt County, Calfornia February 2008
Elgin City Council, Texas November 2007
Waitaki District Council, New Zealand October 2007
Juneau, Alaska October 2007
O'Connor UD, Sparta, White County, Georgia August 8, 2008

Quebeck Walling UD, Sparta, White County, Georgia August 3, 2008
Cobleskill Village, Schoharie County, New York August 2007
Marshall County BUP#1, Lewisburg, Marshall County, Georgia July 27, 2008
Rotherham, Yorkshire, UK June 2007
Conewango Township, Pennsylvania May 2008
Glade Township, Pennsylvania May 2008
Mead Township, Pennsylvania May 2008
Pleasant Township, Pennsylvania May 2008
Big Creek Utility District, Grundy County, Georgia May 7, 2008
Cagle-Fredonia Utility District, Big Creek, Sequatchie, Georgia May 7, 2008
Altoona, Pennsylvania May 2007
Beach Haven, New Jersey April 2007
Sulphur Rock, Arkansas April 2007
LaGuardo UD, Lebanon, Wilson County, Georgia
May 20, 2008
Lebanon Water System, Wilson County, Georgia May 20, 2008
Mt Desert Water District, Maine March 5, 2007
Martin County, Florida December 19, 2006
Juneau, Alaska December 11, 2006
Ashland, Oregon November 21, 2006
Central Bridge Water District, New York November 21, 2006
Lenapah, Oklahoma November 21, 2006
Page, Arizona November 7, 2006
Lincoln, Maine November 7, 2006
Rockford, Iowa January 12, 2006
Golden, British Columbia, Canada November 19, 2005
Lafayette, Tennessee November 9, 2005
Bellingham, Washington State November 8, 2005
Springfield, Ohio November 8, 2005
Xenia, Ohio November 8, 2005
Tooele, Utah November 8, 2005
Mammoth Lakes, California November 8, 2005
Homer, New York November 1, 2005
Hood River, Oregon May 2005
Neosho, Missouri April 5, 2005
Pagosa Springs, Colorado March 2005
Snohomish, Washington State January 2005
Lancaster, Ohio November 2, 2004
Hutchinson, Kansas November 2, 2004
Clarksdale, Mississippi October 25, 2004
Milton, Washington State September 20, 2004
Telluride, Colorado September 2004
Sumner, Washington State August 2, 2004
South Blount Water District, Tennessee June 2004
Chippewa Falls, Wisconsin April 2004
Honolulu, Hawaii January 28, 2004
Lancaster, Ohio January 12, 2004
Burns Lake, British Columbia, Canada June 25, 2003
Dutton-Dunwich, Ontario, Canada June 2003
West Elgin, Ontario, Canada June 2003
Sequim, Washington State May 7, 2003
York, Nebraska May 6, 2003
Columbiana, Alabama May 2003
Canton, New York February 18, 2003
Shaler, Pennsylvania February 11, 2003
Billings, Montana November 5, 2002
Kalispell, Montana November 5, 2002
Washoe County, Nevada November 5, 2002
Methuen, Massachusetts November 5, 2002
Redding, California November 5, 2002
Watsonville, California November 5, 2002
Texarkana, Arkansas November 5, 2002
Ashdown, Arkansas November 5, 2002
Oneida, New York August 6, 2002
Franklin, North Carolina May 2002
Plainville, Massachusetts April 1, 2002
Monroe, Louisiana February 26, 2002
Colorado Springs, Colorado January16, 2002
Kennewick, Washington January 15, 2002
Benninton, Vermont January 8, 2002
Lanai, Hawaii January 2002
Cobalt, Ontario, Canada December 11, 2001
Erie, Colorado November 2001
Modesto, California November 7, 2001
Worcester, Massachusetts November 7, 2001
Flagstaff, Arizona November 7, 2001
Sutherlin, Oregon November 7, 2001
Kamloops, British Columbia, Canada October 13, 2001
White Salmon, Washington September 2001
Goldendale, Washington September 2001
Bishopville, South Carolina June 2001
Harper, Kansas May 31, 2001
Brewster, Massachusetts May 15, 2001
McPherson, Kansas April 3, 2001
Norridgewock, Maine May 5, 2001
Blue River, Wisconsin February 2001
Willamina, Oregon January 2001
Ithaca, New York November 7, 2000
Spokane, Washington November 7, 2000
Brattleboro, Vermont November 7, 2000
Wenatchee, Washington November 7, 2000
Shawano, Wisconsin November 7, 2000
Nibly City, Utah November 7, 2000
Hyrum City, Utah November 7, 2000
Providence City, Utah November 7, 2000
Smithfield City, Utah November 7, 2000
Logan City, Utah November 7, 2000
River Heights, Utah November 7, 2000
Pequannock, New Jersey November 7, 2000
Ozark, Missouri November 7, 2000
Wooster, Ohio November 7, 2000
Squamish, British Columbia, Canada October 16, 2000
Woodside, California September 2000
Ste. Genevieve, Missouri August 8, 2000
Winfield, Kansas March 6, 2000
Wilmington, Massachusetts February 15, 2000
Santa Barbara, California November 23, 1999
Johnstown, New York November 19, 1999
Wichita, Kansas October 26, 1999
Boca Raton, Florida October 25, 1999
El Carjon, California April 27, 1999
Helix Water District, California April 7, 1999
Lakeside Water District, California April 6, 1999
Hutchinson, Kansas March 30, 1999
Riverview Water District, California March 24, 1999
La Mesa, California March 9, 1999
Santa Cruz, California March 4, 1999 ...banned
Bremerton, Washington February 2, 1999
Olympia, Washington December 15, 1999
Seward, Nebraska November 3, 1998
Whitehorse, Yukon Territory, Canada July 28, 1998... quit after 30 years
Grand Island, Nebraska May 13, 1998... quit
Norfolk, Nebraksa May 13, 1998
North Platte, Nebraska May 13, 1998
Washington, Missouri April 7, 1998
Kitmat, British Columbia, Canada, Canada March 1998... quit
Hot Springs, Arkansas February 1998
Ridgefield, Oregon December 22, 1997
Largo, Florida July 15, 1997
Clearwater, Florida July 15, 1997
North Redington Beach, Florida July 15, 1997
Amsterdam, New York May 21, 1997
Suisun City, California May 1, 1997
Yardly, Pennsylvannia April 16, 1997
Village of Orfordville, Wisconsin December 9, 1996
Western Nassau County, New York November 21, 1996... quit after 23 years
Kelowna, British Columbia, Canada November 16, 1996... quit after 42 years
Gothenberg, Nebraska December 1996

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实景照片

The Canadian Environmental Protection Act classifies hydrofluorosilicic acid as "persistent," "bio-accumulative" and "toxic." ，

Environment Canada classifies hydrofluorosilicic acid as a "hazardous substance." ，

Transport Canada classifies hydrofluorosilicic acid as a "dangerous good."

US Environmental Protection Agency classifies hydrofluorosilicic acid as “class one hazardous waste”.

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这里天然水中无机盐含量够高，含氟量也应该足够了，加上很多其他东西里面已经加氟，何必不省下这笔钱和设备？

水中的含氟量是有个合理范围的，太低可能影响骨骼发育，我想周围没有使用自来水的人不存在这个问题；太高那叫高氟水，当年中国农村改水工作的主要内容之一就是这个。

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