38 
BULLETIN 102, UNITED STATES’ NATIONAL MUSEUM. 
At the present time of all the gas produced in- the United States, 
practically two-thirds is used in industrial service. The percentage 
of total State consumption that is used for industrial service, for sev- 
eral States, is shown on page 39. 
FIG. 15. TYPICAL HOURLY NATURAL GAS LOAD IN WINTER. 
The pooling operating conditions referred to on pages 62 and 63 
would greatly curtail this misuse of gas for industrial purposes. 
PEAK LOAD CONDITIONS ANALOGOUS TO STRAP HANGER PROBLEM. 
While it would be possible for a street car company to install and 
operate enough cars during the peak-load period to give everyone 
