Dripping taps are a nuisance to everyone. They are made worse by jamming the tap off as hard as you can (anyone with a teenager or indeed old taps in the house will know this). Luckily this is a ...

One Irish plumber estimates that a slowly-dripping tap can lose more than 180 litres of water a day, and if it's a hot tap then it could add hundreds of euro to your bill over the course of a year ...