1 1 So The Cornell Reading-Courses 



5 Washing machines 



a Hand power 



b Mechanical power 



6 Irons: gas, electrical, alcohol 



7 Ironing machines 



References: 



Cornell Reading-Course Lesson for the Farm Home, No. ii. The 



laundry 

 Balderston, Ray, and Limerick, M. C. Laundry manual, Balderston 



and Limeiick, 1224 Chestnut Street, Philadelphia 



Food Preservation 



Flora Rose 



Reasons for the spoiling of food 



Methods of retarding or preventing the spoiling of food 



1 Packing methods 



a Trenching vegetables 

 b Packing fruit in paper 



2 Low temperature maintained by 



a Cold storage 



b Use of refrigerators 



c Ice houses 



d Cellars 



e Cold water 



3 High temperature: canned food 



4 Removal of moisture 



a Drying 



b Evaporating 



5 Use of preserving substances 



a Harmful 



(i) Borax and boracic acid 



(2) Salicylic acid and the salicylates 



(3) Benzoic acid and the benzoates 



(4) Formaldehyde 



(5) Sulfur and the sulfates 



(6) Copper 

 b Harmless 



(i) Sugar 



(2) Salt 



(3) Vinegar 



(4) Some spices 



