Water and large lung capacity - plus, sometimes, 1972 Yugo sedans. Would you like to clarify the question?
A SCUBA (self-contained underwater breathing apparatus) tank
Becasue if a SCUBA diver didn't go underwater, they really wouldn't be a SCUBA diver. SCUBA stands for Self-Contained Underwater Breathing Apparatus.
diver
a breathing tank! try it its fun! (underwater swimming)
A diver is underwater in the area. Stay at least 100 ft away.
A scuba diver.
You call him a diver.
Some diver use nitrogen to stay underwater for longer but usually compressed air is usedfor those who don't use nitrogen
From a regulator attached to a scuba tank.
so they can breath underwater
scuba diver, lifeguard, underwater recovery, underwater conscruction, professional swimmer.
A diver is underwater in the area. Stay at least 100 ft away.