Comments on: PVC pipe and chlorine: Cheap and lasting water treatment in Nicaragua http://blogs.washplus.org/drinkingwaterupdates/2012/03/pvc-pipe-and-chlorine-cheap-and-lasting-water-treatment-in-nicaragua/ from the WASHplus Project Tue, 22 Sep 2015 12:34:42 +0000 hourly 1 http://wordpress.org/?v=3.1.4