Photograph taken by:
Hubert Staudigel
SCUBA tanks have two separate valves for two independent regulators. This redundance is an important safety measure as regulators may freeze up and free-flow if moisture from the breath condenses on the diaphragm of the demand valve.
Location
McMurdo Station
Dive Locker
United States
See map: Google Maps
Created by Hubert Staudigel on Wednesday, 31 October 2012
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