They contain a harmful chemical that caused my liver to fail.

那些药里含有一种有害的化学成分，导致我肝功能衰竭。

youdao

They contain a harmful chemical that caused my liver to fail.

那些减肥药片里含有某种有害的化学物质，导致了我肝功能衰竭。

youdao

Brand perfumes are genuine and completely natural and safe fragrances, free from harmful chemical ingredients and toxic synthetics.

品牌香水是真正的和完全的自然和安全的香水，免受有害的化学成分和有毒合成。

youdao

Miners and chemical workers are at risk of COPD from breathing dust and harmful chemicals.

VOA: special.2010.06.23

Miners and workers in chemical industries also are vulnerable because of their exposure to dust, harmful chemicals and fumes.

VOA: standard.2010.06.21

P450s, and one of its jobs is to convert nicotine into a less harmful chemical called cotinine that can then be excreted.

ECONOMIST: Why some people smoke more than others do

Most of these deaths occur in developing countries where larger amounts of harmful chemical compounds such as toxic gases and particulate matter are released in the atmosphere.

UNESCO: 2015 For Women In Science Fellows

On the opposing side, Reid Winick, a holistic dentist who practices in New York, called it a potentially harmful chemical that can eventually cause cavities.

WSJ: Deluxe Toothpastes: Brush With Greatness