Let's Look at Water
en
PG-13
...
January 1947
Documentary
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.
Runtime:
21 minutes
Status:
Released
Original Language:
Spoken Languages:
Production Countries:
Budget:
N/A
Revenue:
N/A
Director:
Harold Randall