This matrix is then transported by pipeline to a nearby plant, where the phosphate ore is forcibly separated from the sand and clay by a process known as “beneficiation.” Beneficiation creates ...
Polson biochemist Ed Gannon nudges a nondescript gray chunk of rock, and then shakes a pile of round pellets into his hand. Both contain phosphate — a nutrient formed millions of years ago that's ...
Chicago officials say the new process -- which consists of moving from a blended phosphate process to treating water with only orthophosphate -- is based on guidance from the Environmental ...