112
PO
2
Abbreviation for oxygen partial pressure.
SRGBM Abbreviation for Suunto Reduced Gradient Bubble
Model.
Suunto Reduced Gradient Bubble Model
Modern algorithm for tracking both dissolved and free gas
in divers.
Repetitive dive Any dive whose decompression time limits are affected by
residual nitrogen absorbed during previous dives.
Residual nitrogen The amount of excess nitrogen remaining in a diver after
one or more dives.
Shallow - water blackout (SWB)
An unconscious state divers experience when the brain
becomes deprived of oxygen. SWB frequently happens
without warning, causing death by subsequent drowning.
Static apnea blackout Unconsciousness due to gradual oxygen depletion caused
by holding one’s breath too long. It can occur anywhere,
particularly at the surface, and is not associated with depth
or pressure changes. It commonly occurs in swimming
pools at the surface or during long underwater endurance
swims.
SURF TIME Abbreviation for surface interval time.
