Environment & Ecology · Environmental Engineering
बच्चों में दंत क्षय (डेंटल कैरीज) तब देखा जाता है जब पीने के पानी में फ्लोराइड का स्तर होता है:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13.0 mg/L से अधिक
- 21.5 mg/L से 3.0 mg/L के बीच
- 31.0 mg/L से 2.0 mg/L के बीच
- 41.0 mg/L से कम✓
सही उत्तर देखें
1.0 mg/L से कम
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