The lab report confirmed that no toxins were found in the factory's wastewater samples.

實驗室報告證實，工廠的廢水樣本中沒有檢測出任何毒素。

Our new cleaning products are free of harmful toxins, so customers can use them safely.

我們的新清潔產品不含有害毒素，顧客可以安心使用。

The shipment was held at customs after inspectors detected a toxin in the imported seafood.

檢驗人員在進口海鮮中驗出一種毒素後，這批貨物在海關被扣留。