BBEAKACJK OF RfUJS IN TRANSIT. 



25 



days were required to reduce the eggs from 73 V. to the tempera 

 lure of the car, approximately 45° F. On the other hand, the main- 

 tenance of the desired temperature in precooled eggs is compara- 

 tively" simple (fig. 11), experiments having shown that eggs reduced 

 to a temperature of approximately 4-5° F. before loading maintained 

 that temperature throughout the haul. The placing of straw buffing 



ss 



eo 



so 



S2° 90° 64° 06° 64" 76° 70* 



79" 



70' 



SS 



2 A? 26 38 SO 62 74 06 S8 //O /22 /34 



Fig. 12. — Car temperatures with open straw buffing and closed straw buffing. 



from the top of the load to the floor of the car prevents the exit of 

 cold air from the bunkers. To determine the extent of the loss of 

 refrigeration under such conditions, temperatures were taken 

 throughout the haul by means of electrical thermometers in cars 

 having solid buffing at one end and a frame supporting the straw 



