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This course examines the use of EAN 21 through 100% (oxygen) for optimal mixes to a depth of 130fsw/40msw.
The object of this course is to train divers in the benefits, hazards and proper procedures for utilizing EAN 22 through 100% (oxygen) for dives not requiring staged decompression.
(Decompression techniques may be combined with this course at the discretion of the instructor).
Course content totals six hours theory and four dives with a minimum of 100 minutes bottom time. Prerequisites for this course are: