With the increased pressure, the O2 can be added to a SCUBA tank that contains high pressure ... absorbtion in the blood – increasing a divers safe time at depth underwater.

However, getting lost at sea while scuba diving doesn't have to be a death ... If you don't have enough compressed air left in your tank, you can use the manual inflation tube.

Scuba diving in Key West, FL, is more than just strapping on a tank and exploring the ocean. It’s about the experience—being surrounded by crystal-clear waters, stunning coral reefs, and marine life ...