Sentence examples for contaminants around from inspiring English sources

The multilateral approaches adopted in this study, combining hydrogeochemical and biomolecular methods with compound-specific analyses, indicate that contaminants around the stream were naturally attenuated by active anaerobic biotransformation processes.

They noted a bump in copper contaminants around 1500 B.C.E., which corresponds with the start of China's Bronze Age and the broader adoption of metal mining.

State and federal agencies that monitor air and water contaminants around the spill say the environment is safe, although more testing continues.

At the time, the greater concern was that someone would throw a satchel laden with explosives or release an airborne contaminant around the memorial's twin, one-acre watery voids.

Beer was predicted to be a common contaminant around fermenters and barrels within the cellar.

Once airborne, the contaminants float around and settle on buildings, vehicles and the ground.

The capabilities to preconcentrate analytes in situ and to sample readily soluble solute fractions render DGT highly suitable for the investigations of nutrient and contaminant distributions around roots.

In addition, he says the new model should help scientists better predict the expansion of other troublesome environmental events, such as volcanic ash clouds or anywhere a contaminant is being moved around by wind or water.

There are more contaminants, more challenges around water access, more years of avoiding spending on infrastructure, which has taken it to the verge of collapse," said John Coburn, a former executive at Zenon Environmental who teamed up with Mr. Henderson and Mr. Maalouf to form XPV. "So they're going to need all kinds of technology".

These contaminants have been around since the late 19th century and commercial production on them began in the early 20th century.

Environ Health Perspect 121 1083 1089; http://dx.doi.org/10.1289/ehp.1206249 Nitrate is one of the most widespread chemical contaminants in aquifers around the world (Spalding and Exner 1993).