Una gota de agua [392854]Released: 1949-04-13
Genres: Documentary
Revenue: unknown
Cast: 1
Popularity: 0.0596
Links: : Homepage, IMDB, TMDB
Synopsis : 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.
Director
