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Q.
Which of the following is pollution related disorder?
AIPMTAIPMT 1999Environmental Issues
Solution:
Fluorides are given out during refining of materials. Fluorides cause flourosis. It is a disease which is defined by mottling of teeth, abnormal bones that are liable to fracture because flourine replaces Ca2+ and makes the bones brittle. Fluoride pollution is a serious problem in many districts of Rajasthan, where excess of fluoride in water adversely affects the health of man.