INVESTIGATION OF CHANGES OF PHYSICAL AND CHEMICAL PROPERTIES OF TAP WATER UNDER INFLUENCE OF POWERFUL UNDERWATER SPARK DISCHARGES Journal title: Електротехніка і Електромеханіка Authors: D.V. Vinnikov, K.V. Korytchenko, V.I. Tkachov, V.V. Egorenkov, T.Y. Mirnaya Subject(s):