Today's Sentence
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Animals, dangerous substances such as pesticide and workers can all contribute to contamination.
Original Video：
Debunking Food Myths You’ve Believed Your Entire Life
Key Vocabulary
1. substance
substance
[ˈsʌb.stəns] (n.)
2. pesticide
pesticide
[ˈpes.tə.saɪd] (n.)
3. contamination
contamination
[kənˌtæm.əˈneɪ.ʃən] (n.)
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