392 



MR. J. E. PETAVEL ON THE PRESSURE OF EXPLOSIONS. 



TABLE IV. (Eecord No. F 59.) 



Spherical explosion vessel; charge uniformly distributed; gravimetric density 0-099; diameter of 



0-475 inch (12-07 millims.). 



Maximum pressure 1069 atmospheres (7-01 tons per square inch); time required to reach 

 the maximum pressure 065 second. 



cord 





TABLE V. (Record No. F 60.) 



Spherical explosion vessel; charge uniformly distributed; gravimetric density 0-099; diameter of cord 



0-175 inch (4-44 millims.). 



Maximum pressure 1115 atmospheres (7 -31 tons per square inch); time required to reach 

 the maximum pressure 0-022 second. 



