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Una gota de agua

📅 4/13/1949⏱️ 10 minutes0

Overview

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.

Release Date

April 13, 1949

Runtime

10 minutes

Rating

0.0/100

Status

Released

Genres

Documentary

Cast

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