用“chromium”造句大全，chromium造句

California's proposed health goal is designed to limit possible cancer risk to just one in a million for those exposed to hexavalent chromium.

It normally only absorbs about 7% of the energy from sunlight, but when doped with chromium this figure increases to more than 67%.

Management tactics range from using bone charcoal to soak up the carcinogen and then dispose of it as toxic waste to chemically transforming hexavalent chromium to a more benign form.

"The biggest surprise was chromium," Mr Payne said.

It has oil, gold, chromium, iron ore and a host of other minerals.

The center said a sewage sample contained more than 20 times the amount of chromium-6 allowed by national standards.

Article 31 It is forbidden to discharge or dump into any water body or directly bury deadly toxic soluble slag, tailings, etc. containing such substances as mercury, cadmium, arsenic, chromium, lead, cyanide and yellow phosphorus.

Breathing chromium-6 has long been linked with lung cancer.

Common materials for the MTJ include chromium dioxide and iron-cobalt alloys.

Adding Onions and garlic to your meals can boost calcium intake, and provide chromium, a trace mineral important in maintaining blood sugar levels.

CARCINOGENIC chromium: Turning hides into leather in much of the world requires chromium, which in its hexavalent chemical form is a potent carcinogen.

The plant was found this week to have dumped more than 5,000 tonnes of waste chromium - a known carcinogen - in the nearby hills and the Nanpan river.

Mr Wise applied chromium to healthy whale cells in the laboratory to study the effect.

But that ranges from nearly 24 years lost because of lead in industrial wastewater to just under three years lost from hexavalent chromium, the carcinogenic form of the element, from tanneries.

These contaminants can pollute air, water, and soil. They include lead, mercury, silver, zinc, iron, copper, nickel, chromium and cadmium.

He found that the concentration of chromium found in whales was several times higher than the level required to kill healthy cells in a Petri dish, Mr Payne said.