DW Eco Africa September 27, 2019 19:47:00
Processing river water. the infiltration process taking place in these tanks has a number of advantages. historically very. well historically surface water hasn't been used for drinking water in germany mainly because the potential for a disaster on the rhine is unavoidable so we couldn't guarantee supplies around the clock and there are also hygiene reasons the infiltration process filters bacteria from the water i'm reducing if not actually completely removing the risk of contamination in the summertime the water in the rime can be as warm as 28 degrees the infiltration ensures a temperature...
Source: archive.org