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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Defluoridation of water is carried out using:
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The correct answer is  Some areas may contain excessive fluoride levels in drinking water. Defluoridation is carried out using phosphates. Ref: Park 21st edition page: 672.