Dental fluorosis occurs if fluoride level is
more than
a) 0.5 mg/dl
b) 1-5 mg/dl
c) 3 mg/dl
d) 6 mg/dl
Correct Answer - B
Ans. is ‘b’ i.e., 1-5 mg/dl
Dental fluorosis → > 1.5 mg/L (PPM)
Skeletal fluorosis → 3-6 mg/L (PPM)
Crippling fluorosis → > 10 mg/L (PPM)