-Filtration plants Filtration plants are big machines where the water goes into.
-underground piping In Vietnam they have open creeks unlike Austrlia we have it more under cover.
-piping for sweage We have two pipes one were all the poo and pee goes and the other one is where our tap water goes.
-underground piping In Vietnam they have open creeks unlike Austrlia we have it more under cover.
-piping for sweage We have two pipes one were all the poo and pee goes and the other one is where our tap water goes.