The following submission statement was provided by /u/filosoful:

Around three billion litres of water are lost through leaks across hundreds of thousands of miles of water pipe in England and Wales daily, says water industry economic regulator Ofwat

Scientists have now developed miniature robots to patrol the pipe network, check for faults and prevent leaks.

They say maintaining the network will be "impossible" without robotics.

Please reply to OP's comment here: https://old.reddit.com/r/Futurology/comments/zvguac/water_pipe_robots_could_stop_billions_of_litres/j1p3ixy/