Selenium is a naturally occurring element that, in power plant coal combustion, is released typically in two species, selenite (SeO 3) and selenate (SeO 4). These selenium oxides are then captured in ...

Environmental engineers have developed critical methods to remove toxic selenium from water. Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much ...

The process uses a population of bacteria that naturally occur in nature. The microorganisms ingest toxic forms of water soluble mercury and selenium, digests and converts it to an insoluble, nontoxic ...

You can obtain selenium through your diet by eating foods like Brazil nuts, bananas, and eggs. Some people with certain health conditions may have difficulty absorbing selenium. Selenium is an ...