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3.7
(167 ratings)Rating Distribution
5
21 (13%)
4
89 (53%)
3
51 (31%)
2
4 (2%)
1
0 (0%)
Overview
This short documentary shows how a city's water supply is purified at a filtration plant. The complex system of the underground mains that supply all parts of the city with water is also illustrated, as is the safeguarding of water supplies on trains, ships and aircrafts.
Director
Harold Randall
Production
ONF | NFB
Cast
V
Vincent Paquette
Narrator
