The City of Clearwater recently celebrated the grand opening of its second reverse-osmosis water treatment plant. District staff joined the celebration of the plant that treats brackish water using state-of-the-art technology to produce more than 5 million gallons per day of potable water. Reverse osmosis is a process that purifies water by removing dissolved particles, minerals and ions.
Source:: http://www.watermatters.org/blog/entry.php?blogPRIid=107