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SUPPLEMENTAL EMERGENCY EGRESS DEVICE (SEED) - 12018_411
SELF-CONTAINED BREATHING APPARATUS (SCBA) - 12018_413

Basic Military Requirements (BMR) - Requirement for military advancement
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How quickly conditions are deteriorating Ease  of  egress,  including  travel  time  to  a breathable atmosphere Operating times for each device Capabilities and limitations of each device WARNING Don’t breath through the nose—breath only through the mouth when using the SEED. WARNING SEEDs  must  not  be  used  for  firefighting purposes. OXYGEN BREATHING APPARATUS (OBA) The oxygen breathing apparatus (OBA) (fig. 12-5) is a self-contained device that generates oxygen through a  chemical  process  and  lets  the  wearer  breathe independently  of  the  surrounding  atmosphere. Currently,  the  OBA  is  the  primary  tool  used  by firefighting  teams  for  respiratory  protection.  The effective time limit of the oxygen supply is in excess of 12-16 Student Notes: 1. 2. 3. 4. Facepiece Breathing tubes Breathing tube couplings Body harness and pad 5. 6. 7. 8. Breathing bag Breastplate Waist strap Bail assembly handle (standby position) 9. 10. 11. 12. Canister release strap Pressure relief valve and pull tab timer Timer Valve housing Figure 12-5.—Navy oxygen breathing apparatus (OBA).







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