NETL research has resulted in a technology that offers a practical, affordable and green approach to removing the threat of lead and other heavy metals from streams that ultimately contaminate the drinking water of American homes – a threat that jeopardizes the health of millions of children – and can also help recover valuable rare earth elements (REEs) from water supplies.
The heart of the technology is an NETL-developed material known as basic immobilized amine/silica sorbent (BIAS). It was initially developed to separate gases as part of carbon capture research and has received numerous awards and recognitions for its effectiveness.
NETL’s McMahan Gray led a Laboratory team consisting of Brian Kail, Walter Wilfong, Qiuming Wang, Fan Shi, Tom Tarka, and Tuo Ji that had ideas for wider applications for BIAS. They adapted the core BIAS technology to create a product that resists water, is regenerable, and can target heavy metals and even REEs from water supplies.
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