Recently I decided to test the water at my apartment. Below are the results Above is the water test for 20 liter jug. 49 ppm is considered safe drinking water. Above is the water test for unfiltered tap water. 42 ppm is safe for drinking water. A surprise since the bottled water may just be tap water. Above is the results for filtered water using a four … [Read more...] about How clean is Saigon’s water?