Una gota de agua (1949)
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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Una gota de agua
1949 / 0 hr 10 minA 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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Director
Jack Delano
Producted By
Comisión de Parques y Recreos Públicos de Puerto Rico
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