Question

Knock knee syndrome causes which type of pollution

Answer 1

fluoride pollution is your answer
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Answer 2

Knock-Knee syndrome is a cause of water pollution.  Knock-Knee is also known as the Genu Valgum is a condition of knees angle in when the legs are straightened. A person with Knock-Knee syndrome can not able to touch their feet each other while both legs are straightened simultaneously.

Knock-knee is a result of high intake of raw metals through water like silica and fluoride. In taking polluted ground water may result in Knock-Knee syndrome.