Section 408.17307. Definitions; L to P.

(1) "Lining" means a material permanently  attached  to  the inside of the outer  shell  of  a  garment  for  the  purpose   of  thermal protection and padding.

(2)     "Maintenance" means the performance of services  on   fire  protection equipment and systems and fire fighting equipment to assure that they will perform as expected in the event of fire.  Maintenance  differs  from inspection in that maintenance requires the checking  of internal fittings, devices, and agent supplies.

(3)    "Outer shell" means the exterior layer of material on the fire coat and protective trousers which forms the outermost barrier between the fire fighter and the environment. The outer shell is attached  to  the   vapor barrier and lining and is usually constructed with a storm flap,  suitable closures, and pockets.

(4)      "Positive-pressure breathing apparatus" means a self-contained breathing apparatus in which the pressure in the breathing zone is positive in relation to the immediate environment   during   inhalation   and exhalation.

History: 1984 AACS.