They also looked for any insects that might have tainted the batch, as well as small stones and pieces of grit from the factory floor.

有时他们还得小心别让厂房里的虫子，石子儿，或是沙砾混进茶堆，那样的话整批货都完了。

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No oil has been spilling from the ruptured well in recent weeks, but several Gulf states continue to back up a perception that both beaches and seafood have been tainted by oil.

最近几周，破裂的油井已经没有继续泄漏石油，但是海湾地区几个州仍然认为沙滩和海产品都被石油污染。

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She fears her company could inadvertently receive tainted supplies, as well.

她自己也担心公司会一时疏忽而用上含铅量超标的原料。

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In the Taishan ruling, he cited reports from experts including Sandia National Laboratory showing that sulfur fumes escaping the tainted wallboard can cause pitting in wires and copper pipe as well as heating and air conditioning systems.

FORBES: Wallboard Decision Could Bite U.S. Companies

Clinton's lawyers have said they want to call witnesses to discuss the constitutional standards for impeachment and standards for prosecution of perjury, obstruction of justice and abuse of power, as well as exploring prosecutorial misconduct and the impact of tainted evidence.

CNN: Judiciary chairman says he's committed to voting next week

Instead the overriding emotion may well be one of relief - relief that a summer tainted by allegations of spot-fixing against members of the Pakistan team, ridiculed counter-claims made by the Pakistan Cricket Board chairman and occasional flare-ups between players is finally over.

BBC: Eoin Morgan seals England series win over Pakistan