Have you ever wondered about what transports our potable water around our city precincts? I’ll confess that I didn’t really know this was a story until Producer Malcolm brought it to my attention. But that overused and constantly ignored bit of infrastructure under our feet has a story and it is an interesting one. In the United States there’s a push to replace lead water pipes with plastic ones. But it seems the obvious health problems associated with lead pipes will be replaced with other health problems associated with plastic. Join us for this unusual but fascinating tale of two piping systems.