NO. 23 INFLUENCE OF ATMOSPHERE ON HEALTH 



Series IT. CO-: absorbed and fans on. 



67 



* No more acceleration of pulse in spite of higher temperature. 

 Average volume breathed, 17.3 liters per minute. 



CO2 let into chamber from bag. Analysis: C0 2 3.76 per cent; 2 17.3 per 

 cent. 



Series III. CO: on and fans off. 



Average volume breathed, 26.5 liters per minute. 

 Series IV. CO: on and fans on. 



Average volume breathed, 27.J liters per minute. Increase, about 60 per 

 cent. 



Sample taken. Analysis : CO.- 5.3 per cent ; O2 15.44 per cent. 



