- aspect ratio
- the '60s
- water purification
Test treatment plant of sewage water
Part of a 4-part film about the National Institute for Public Health (RIV) with the task of detecting, preventing and fighting causes hazardous to health. This part a mobile laboratory of the institute checks the drinking water.
Video not found:
Program title: KEEPING THE HEALTHY HEALTHY
Episode title: KEEPING THE HEALTHY HEALTHY (ACT 1)
Extended info for: "Test treatment plant of sewage water"
Employee of RISA empties a bottle of liquid with the paratyphoid bacteria to perform a load test in a tank with dirty sewage water. Rotating spray arms are spraying purified water onto a basin with baking stone. Laboratory technician takes samples of purified water from the drain with a scoop spoon.
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