DAMAGE DONE TO WATER-PIPES BY RATS IN CARDIFF. (A) Piece of main service-pipe, from a house built in 1926 dis- covered when water was turned on for the first time. (B) Pipe eaten half-way through, from a shop, 1923. (C) Piece of main service-pipe from a house, discovered on re-connection of supply, after being empty. (D) Piece of waste pipe eaten half-way through, from a cafe, discovered on re-connection, after being empty.