It’s a pretty safe bet that any dive boat crew is trained in its use. Legions of recreational divers are certified oxygen providers and consider it a critical piece of their own gear. There was a time, though, when oxygen and capable administrators were not so common.
You can read up to 3 premium stories before you subscribe to Magzter GOLD
Log in, if you are already a subscriber
Get unlimited access to thousands of curated premium stories, newspapers and 5,000+ magazines
READ THE ENTIRE ISSUE
Issue 03 - 2019