Una gota de agua

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.

Cast

Amílcar Tirado

Narrator

Crew

Jesús Figueroa

Assistant Camera

Jack Delano

Cinematography

José R. Ramírez

Music

Jack Delano

Director

Edwin Rosskam

Screenplay