Una gota de agua
es
PG-13
...
April 1949
Documentary
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.
Runtime:
10 minutes
Status:
Released
Original Language:
Spoken Languages:
Production Countries:
Budget:
N/A
Revenue:
N/A
Director:
Jack Delano