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.
Una gota de aguaDocumentary
Cast
More like this
- Public Speaking (2011)
- Aquaman: Heroines of Atlantis (2019)
- Ex Libris: The New York Public Library (2017)
- Directed by John Ford (1971)
- The Curious Birth of Benjamin Button (2009)
- Seduced and Abandoned (2013)
- A Toxic Love Story (2026)
- Money Heist: The Phenomenon (2020)
- Society of the Snow: Who Were We on the Mountain? (2024)
- Halloween: 25 Years of Terror (2006)
- Avatar: The Deep Dive - A Special Edition of 20/20 (2022)
- Capital in the Twenty-First Century (2019)
- The Walking Dead: The Return (2024)
- The Mole Agent (2020)
- The Class of ‘92 (2013)
- Marvel Studios Assembled: The Making of Hawkeye (2022)
- Extremis (2016)
- Naqoyqatsi (2002)
- Anna Nicole Smith: You Don't Know Me (2023)
- 28 Up (1985)