All water is not drinking water

About

The focus is on water and soil, a century of drinking water supply and government. The film tells the story of a farm boy who contracted paratyphoid fever by drinking contaminated groundwater. After the discovery of this, water pipes are constructed in the village. SHOTS of: waves in the sea; rainwater running out of the drainpipe; drinking water pump; int. and ext. farmhouse with well; laboratory where groundwater is examined; newspaper report on paratyphoid fever and on the arrival of water pipes in the municipality of Berkend; schematic representation regarding the pumping of groundwater, purification and flow through the water pipes to homes; digging of trenches and laying of pipes; installation of tap in farmhouse.

Human-made No record of this work says a model made it. What this means.