EQUIPMENT OF AN EGG-BREAKING PLANT. 
23 
is inexpensive and which may be made by any tinner, is described 
in detail by Avers and Taylor. 1 
Specifications.— Sterilizers usually are made of galvanized iron or 
steel well braced. They are made approximately 3 feet high, from 
2 J to 3 feet deep, and 4 to 5 feet wide. The doors should have self- 
tightening locks, and be fitted with rubber gasket or cork. The 
steam is distributed through the sterilizer by means of a perforated 
Fig. 24.— Steam sterilizer. 
pipe placed near the bottom. The floor of the sterilizers should be 
pitched toward the center, and should be connected to a drain pro- 
tected by a steam trap, and, when practicable, there should be a 
flue provided with a valve or damper. Each sterilizer should be 
equipped with a thermometer and have removable shelves. The 
sterilizers should rest on bases about 2 feet high, made of pipe or 
i U. S. Dept. Agr., Farmers' Bui. 748, "A Simple Steam Sterilizer for Farm Dairy Utensils." 
