Fluoridation of Water ... Hearings ... on H.R. 2341 ... May 25, 26, and 27, 1954 |
Dentro del libro
Resultados 1-5 de 73
Página 33
... dental disease known as mottled enamel or fluorosis ( 1077 ) . Fluorine inter- feres with the normal calcification of the teeth during the process of their For formation , so that affected teeth , in addition FLUORIDATION OF WATER 33.
... dental disease known as mottled enamel or fluorosis ( 1077 ) . Fluorine inter- feres with the normal calcification of the teeth during the process of their For formation , so that affected teeth , in addition FLUORIDATION OF WATER 33.
Página 34
... enamel formation have mottled teeth . Quantitative knowledge of the human requirement for iodine and the human tolerance for fluorine has been handicapped by the minuteness of the amount involved in each case , which causes difficulty ...
... enamel formation have mottled teeth . Quantitative knowledge of the human requirement for iodine and the human tolerance for fluorine has been handicapped by the minuteness of the amount involved in each case , which causes difficulty ...
Página 35
... enamel of the teeth endemic in certain areas - notably the Mississippi Valley - is due to the presence of small amounts of fluorides in the drinking water . For methods of removing fluorides from drinking water , see Funk and Lindsay ...
... enamel of the teeth endemic in certain areas - notably the Mississippi Valley - is due to the presence of small amounts of fluorides in the drinking water . For methods of removing fluorides from drinking water , see Funk and Lindsay ...
Página 43
... enamel had been obtained on the health of old people who had lived for long periods in areas of known high and low fluoride concentra- tions in the drinking water . Unfortunately , such data have not been provided except to a very ...
... enamel had been obtained on the health of old people who had lived for long periods in areas of known high and low fluoride concentra- tions in the drinking water . Unfortunately , such data have not been provided except to a very ...
Página 53
... enamel or fluorosis . Fluorine interferes with normal calcification of teeth during the process of their formation , so that teeth , in addition to being unusually discolored and ugly in appearance , are structurally weak and deterio ...
... enamel or fluorosis . Fluorine interferes with normal calcification of teeth during the process of their formation , so that teeth , in addition to being unusually discolored and ugly in appearance , are structurally weak and deterio ...
Términos y frases comunes
American Dental Association amount of fluoride animals areas artificial fluoridation bill body bone bone fractures calcium fluoride cancer Chairman chemical chlorine chronic committee community water supplies concentration of fluoride Council Dean dental caries dental decay dental fluorosis dental health Dental Research Dental Society dentistry dentists disease doctor dose drinking water drinking water containing effect of fluoride evidence examination experience experimental fact Federal fluoridated water fluoridation of public fluoridation of water fluoridation program fluoride content fluoride ion Grand Rapids HALE HARRIS HESELTON HEYROTH HINSHAW human individual ingestion intake kidneys KNUTSON mass medication medicine milligrams million of fluoride mottled enamel National natural Newburgh PELLY percent permanent teeth persons poison population present Public Health Service public water supplies question rats recommended safety scientific sodium fluoride statement studies teeth tion tooth decay toxic United States Public Washington water fluoridation
Pasajes populares
Página 153 - If there is any fixed star in our constitutional constellation, it is that no official, high or petty, can prescribe what shall be orthodox in politics, nationalism, religion, or other matters of opinion or force citizens to confess by word or act their faith therein If there are any circumstances which permit an exception, they do not now occur to us.
Página 244 - Thus the Amendment embraces two concepts, freedom to believe and freedom to act. The first is absolute but, in the nature of things, the second cannot be.
Página 43 - Formulary, or any supplement to any of them; and (2) articles intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease in man or other animals; and (3) articles (other than food) intended to affect the structure or any function of the body of man or other animals...
Página 215 - The voluntary consent of the human subject is absolutely essential. This means that the person involved should have legal capacity to give consent; should be so situated as to be able to exercise free power of choice, without the intervention of any element of force, fraud, deceit, duress, over-reaching, or other ulterior form of constraint or coercion...
Página 38 - The nutritional statements made in this advertisement have been reviewed by the Council on Foods and Nutrition of the American Medical Association and found consistent with current authoritative medical opinion.
Página 215 - ... sufficient knowledge and comprehension of the elements of the subject matter involved as to enable him to make an understanding and enlightened decision. This latter element requires that before the acceptance of an affirmative decision by the experimental subject there should be made known to him the nature, duration, and purpose of the experiment; the method and means by which it is to be conducted; all inconveniences and hazards reasonably to be expected; and the effects upon his health or...
Página 215 - This latter element requires that before the acceptance of an affirmative decision by the experimental subject there should be made known to him the nature, duration, and purpose of the experiment ; the method and means by which it is to be conducted; all inconveniences and hazards reasonably to be expected ; and the effects upon his health or person which may possibly come from his participation in the experiment. The duty and responsibility for ascertaining the quality of the consent rests upon...
Página 354 - At 12 :53 pm a recess was taken until 2 pm of the same day.) AFTERNOON SESSION The hearing was resumed at 2 pm, upon the expiration of the recess.
Página 253 - I wish to direct your attention to the position of the Association of State and Territorial Health Officers, the American Public Health Association, the Conference of State Sanitary Engineers, and the Water Pollution Control Federation.
Página 54 - The conscious and intelligent manipulation of the organized habits and opinions of the masses is an important element in democratic society. Those who manipulate this unseen mechanism of society constitute an invisible government which is the true ruling power of our country.