BEFRIGERATION OF FISH 



531 



FLOORS 



Floors in cold rooms generally are insulated. Usually they are 

 waterproof and are designed to withstand heavy trucking. Those 

 that are wet should be provided with floor drains connected with 



a sewer. 



Fig. 7. — Conveying machinery in a fish freezer. The pans of fish are placed on the 

 roller conveyor at right. At the end of the conveyor, in background, they pass 

 on a pair of scales (shown in fig. 8), where they are weighed. Courtesy, 

 Brooklyn Bridge Freezing & Cold Storage Co. 



LIGHTS 



Electric wiring should be insulated to resist dampness that may 

 accumulate heavily on a change of temperature. Pilot lights should 

 be placed at conspicuous places outside the rooms, and the lights 

 always should be turned off when not in use. 



CONVEYING MACHINERY FOR LABOR SAVING 



The opportunities for saving labor by the use of conveying appa- 

 ratus appear to have been largely neglected in fish freezers. Elabo- 



22279—27 3 



