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Social Studies, 12.08.2020 06:01 Aj85537
A regulator equipped with a conventional alternate-air-source second stage: a) Is the among the most widely used and readily understood type of alternate air source. b) Limits the receiver to using only the alternate-air-source second stage. c) Allows the donor to give either second stage to an out-of-air diver. d) Both the first and third answers are correct.
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A regulator equipped with a conventional alternate-air-source second stage: a) Is the among the most...
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