Proceedings of the 3rd International EFC Workshop on Microbial Corrosion (Working Party on Microbial Corrosion). Thirty-three chapters cover the occurrence, mechanisms and prevention of microbial corrosion. Topics discussed include work on the microbial corrosion of copper at various centres in Europe, case studies with stainless steel, aluminium brass, carbon steels etc., and topics such as groundwater engineering and fuel tanks.