A dental disease characterized by mottling of teeth
is due to the presence of a certain chemical
element in drinking water. Which of the following
is that element ?
(a) mercury (b) chlorine
(c) fluorine (d) boron
Answers
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ans this question is c) fluorine
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Dental disease characterized by mottling of teeth is due to presence of fluorine in the drinking water
Explanation:
Fluorine is neuro toxin which is harmful if the intake of fluorine is high.
Ingestion of excess amount of fluorine causes fluorosis disease and if it is present in drinking water with high amount can lead to the several dental disease like discoloration, tooth decay,dental fluorosis.
It also enables and damaging the enamel.
Fluorine is mainly found in water with high levels that are mainly found at the foot of high mountain.
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