USE OF PLANT RAW MATERIALS FOR PURIFICATION OF INDUSTRIAL WASTE WATERS FROM COPPER AND IRON IONS. Journal title: International Journal of Advanced Research (IJAR) Authors: N.G. Kalabegashvili , G.I. Balarjishvili , L.O. Samkharadze , D.K. Ioseliani , I.I. Mikadze and R.P.... Subject(s):