Sentence examples for harmful levels of contamination from inspiring English sources

It is this kind of pollution problem -- with low, dispersed, but harmful levels of contamination -- that has proved least amenable to conventional technologies and is likely to be the most valuable niche for plants, Mr. Rock and other experts said.

A lack of appropriate treatment of enormous amounts of waste may result in contamination of nearby waters with harmful levels of nutrients and toxins, as well as bacteria, fungi, and viruses (Nolan and Hitt, 2006; Peak et al., 2007), all of which can affect the health of people both near and far from ifap facilities.

Young brains need to develop without harmful levels of stress hormones.

Of prominence was the strong interaction of harmful levels of substance misuse with depressive symptoms.

"We measure the amount of contamination, and what we find is that some phones have very high levels of contamination," he said.

The effect would be to permit higher levels of contamination.

Levels of contamination vary from the single digits per billion parts of water to 940 per billion, state officials said.

Some of the highest levels of contamination have been recorded in countries with no known BEN-like disease.

"Testing of apartments found no high levels of contamination in the air and in almost all found no high levels of asbestos," he said.

Studies with cultivated mollusks have revealed considerable levels of contamination.

"I have never seen the levels of contamination or chloroform in water like it is here".