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One method of water purification utilized by military troops unable to access clear water in the 1940s is a water sterilizing bag, or a Lister bag. (1940s)

R

By Rick Ray

  • Stock footage ID: 19894834
Video clip length: 00:59FPS: 29.41Aspect ratio: 3:2
SD$65720 × 480MOV73.7 MB
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