Una gota de agua
Una gota de agua
Nézze meg a Una gota de agua Teljes Film Magyarul. 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.
- Műfaj: Dokumentum
- Ország: Puerto Rico
- Rendező: Jack Delano
- Öntvény: Amílcar Tirado,
