Sentence examples for what concentration from inspiring English sources

Let the Bush administration restudy what concentration of arsenic is acceptable in drinking water.

Rohr listed several of the issues that his further research will seek to resolve, including how long any immunity lasts; whether tadpoles can aquire immunity; what concentration of release of the antigen could confer immunity; and whether such a release could harm any other organisms.

However, we still have no idea about what concentration of nanoparticles causes injury in macrophages.

That will tell me essentially what concentration I started with that would give me that ratio of positive compartments to negative compartments," he says.

Along with the other caveats, she said, without knowing the total amount of oil flowing into the Gulf it's impossible to estimate how much oil might reach the Atlantic, and in what concentration.

The current study used a small urban headwater stream in a seasonally dry environment to address two research questions: (1) What concentration (C -discharge (Q) patterns exist in small urban headwater streams?; and (2) Do the C-Q patterns persist across C-Q metrics and temporal scales?

But exactly what foods contain BMAA — or what concentrations could cause problems — has not been thoroughly investigated.

"We may expose a child to a single dose of a drug, and then do a series of blood samples to determine what concentrations are achieved in blood or urine," said Dr. Jeffrey Blumer, chief of the division of pediatric pharmacology at Rainbow Babies and Children's in Cleveland.

The first step in controlling contaminants is to know as precisely and accurately as possible where they are and at what concentrations they exist.

While such efforts may advance environmental quality, a more fundamental issue is whether adequate consideration has been given to the broader issue of what concentrations of animals means for the rural environment.

What's worse, there's no way of knowing which toxic chemicals and heavy metals are entering the wastewater stream at any given time or in what concentrations.