Listening Quiz: Thuyết Trình Đánh Giá Rủi Ro Cho Chất Ô Nhiễm Hóa Học – Easy Level

1. What is the main purpose of Laura’s presentation?
2. According to Laura, what human health problems can the chemical pollutant cause?
3. What is the safe limit for the chemical pollutant?
4. What can be inferred about the chemical pollutant’s natural breakdown?
5. What does Laura recommend to reduce the risk from the chemical pollutant?

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