Glossary
Normobaric
At normal atmospheric pressure (1 ATA).
Normobaric means at ordinary sea-level pressure. "Normobaric oxygen" is breathing extra oxygen without pressure — useful, but delivering a fraction of the dissolved oxygen that hyperbaric (pressurized) oxygen achieves.
More terms
Osteoradionecrosis
Bone death caused by prior radiation therapy.
Decompression sickness
Illness from nitrogen bubbles forming after rapid ascent from depth.
DAN
Divers Alert Network — the 24/7 emergency resource for diving injuries.
UHMS
The Undersea and Hyperbaric Medical Society, which sets indication standards.