Viewing page 143 of 287

This transcription has been completed. Contact us with corrections.

   2. From conditions of special present use in war (hits from 
   projectilesm incendiary or not.)
   3. From installation of special apparatus (compressed gas, 
   different electric intallations, etc.)
   Only the first groups will be considered in this note. The appliances and special apparatus whose installation might be a cause of fire ought each to be studied from this point of view. It is impossible to establish precise rules of priority. 
   1. Causes of fire proceeding from the motor and its 
   accessories.
   The danger of fire proceeding from the motor can be caused by:
      1a. Gas from the exhaust
      1b. Disposition of electric ignition
      1c. Backfiring in the carburetor
      1d. Excessive accidental leaks in certain parts of the 
          motor.
        In order that fire might spread it must meet a combustible substance: wood, canvas, oil, gasoline, or gasoline vapor. 
       For this reason, no deposits of gas or oil should be allowed even momentarily. They should be disposed of mmediatley by effective ventilation. Possibility of leakage of gas and oil ought

355