Show Chemists Hear of New Way To Extract Metals from Sea A new method for obtaining precious precious prec prec- ious lasts metals from sea water was announced today by Dr Harry P. P Gregor of ot the Polytechnic Institute of ot Brooklyn The method involving chemicals called chelating Ion exchange resins resIns resins res res- ins ins is a of ct the well well- known commercial process for softening soft soft- ening water by the removal of ot cal cal- clum and magnesium by chemical means Although magnesium has been Obtained commercially from sea seawater seawater water for some years it is well n that small percentages of ot gold old silver sliver strontium and uranIum uranium uran uran- ium are also present The newly developed chelating resins may become become become be be- come u useful for tor extracting valuable valuable valuable able metals from low grade ores now discarded at the mines he said |