Sentence examples for what substances from inspiring English sources

What substances is it made of?

–What substances or emissions associated with this product are the most harmful to the environment?

What substances did scientists give the participants in this study, and why? f.

It is not known what substances the other players tested positive for.

Mr Bonds was subpoenaed, and testified that he did not know what substances he had taken.

He illustrates how the characters' moods spike up and downward, depending on what substances they have been ingesting.

It is not known which genes are at work or what substances they might produce to cause the difference.

They were the only ones who understood what substances we were dealing with and how to clean them off.

In their report, scientists working for the medical institute reviewed the literature about asthma to try to determine what substances, if any, might cause or worsen it.

Rodriguez maintained that he did not know precisely what substances he took and stressed that he has not used performance enhancers since joining the Yankees.

We inquired what substances were under suspicion, thinking that it would be something like house dust, weed pollen, or cat hair..