Una gota de agua
A drop of water is taken to a laboratory in San Juan, Puerto Rico to determine its purity. The film communicates scientific health information, such as the need to boil drinking water.
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Not streaming anywhere
Not on any streaming service in United States, and not available to rent.
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Cast
1 person
Jack Delano Director · Edwin Rosskam Screenplay
First release April 13, 1949 · Produced in Puerto Rico
Production
Comisión de Parques y Recreos Públicos de Puerto Rico
Production
Puerto Rico
Produced in
Languages
Original language
Spanish
Spoken on screen
Spanish
Release dates
Puerto Rico · April 13, 1949
Theatrical
No release date listed for United States.
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