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Which of the following statements are tr...

Which of the following statements are true ?

A

Mercury poisoning causes a disease called minamata.

B

Quality water should he clear and turbidity should be less than 100 ppm.

C

The `F^(-)` ions make the enamel on teeth much harder.

D

Excessive lead cause toxic to heart.

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
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