One of the mantras often espoused by Instructors and Dive Masters is know your equipment - and when (if) you become a Rescue Diver - the same words are drilled into you, know your buddies equipment! ...
One of the mantras often espoused by Instructors and Dive Masters is know your equipment - and when (if) you become a Rescue Diver - the same words are drilled into you, know your buddies equipment! ...