The factory must report any mercury levels above the legal limit to inspectors.

工廠必須向稽查人員通報任何超過法定上限的汞含量。

Please ship the old thermometers separately, since they contain mercury and need special handling.

請將舊溫度計分開寄送，因為裡面含有水銀，需要特別處理。

Our supplier guarantees that the new batteries are completely free of mercury.

我們的供應商保證新款電池完全不含汞。