The National Institutes of Health advises the upper limit for daily intake of selenium – from all sources – is 400 micrograms ...

Teck has installed $1.4-billion worth of water treatment at the mine and is structuring new activity to capture at least 95 per cent of selenium from current operations. Montana government data ...

Selenium, a vital trace element, is a nutrient that supports our thyroid and immune system functions. It is essential for ...

LETHBRIDGE [email protected] all selenium can be removed from municipal water supplies. That was one of the messages the ...