Final answer:
The bladders of the CSU-13 B/P anti grav garment automatically bleed down to 1 psi when disconnected from an aircraft in a pressurized condition.
Step-by-step explanation:
When the CSU-13 B/P anti grav garment is disconnected from an aircraft in a pressurized condition in excess of 1.5 psi, the bladders automatically bleed down to 1 psi.