Sentence examples for threshold for lead from inspiring English sources

There is no safe threshold for lead levels in the blood.

By June 2015, the report said, the EPA's midwest office was aware that Flint had not been using corrosion control inhibitors, and that the city had exceeded the federal threshold for lead to prompt remedial action.

The Environmental Protection Agency sets the safety threshold for lead in residential soils at 400 parts per million and recommends soil cleanup for levels of more than 5,000 parts per million.

The health consequences are immense; respiratory problems and elevated blood-lead levels in children are reportedly rampant in Guiyu and, around the time of BAN's visit, the nearby river contained up to 2,400 times the World Health Organization's acceptable threshold for lead.

In other words, there is no threshold for lead's effects on the brain, and just small amounts seem to have relatively large effects.

The agency noted at that time that it was not possible to establish a threshold for lead toxicity (USFDA 1989).

A C.D.C. advisory committee just voted to lower the blood level threshold for diagnosing lead poisoning in children for the first time in years.

In asynchronous populations, a reduction in the size threshold for division leads to a rapid increase in the proportion of dividing cells, as more cells in the population are now able to meet the newly defined size threshold.

A majority of the children screened had lead levels in excess of the CDC threshold for an abnormal lead level (10 microgram/dl).

These findings have stimulated recent calls by health experts for a halving of current action thresholds for blood lead [10], [11].

By comparison, the Centers for Disease Control and Prevention CDCcurrentlytly considers 5 µg/dL the threshold for "elevated" blood lead, while pointing out that "no safe blood lead level in children has been identified".