386 



GENERAL SCIENCE 



alcohol, vinegar, sugar, salt, borates, bfcnzoates, sali- 

 cylates, and formaldehyde. 



Transportation as Related to Food Supply. The 

 wonderful growth of the cities in the last few decades has 

 increased the problems of food distribution. Managers 

 of transportation facilities have been alert, and keen 

 competition has effected many interesting developments 



in the exchange of com- 

 modities. We are no 

 longer confined to local 

 products in our dietary, 

 but may satisfy our taste 

 with the foods of every cli- 

 mate and region. Fresh 

 fruits may be had at all 

 times and in most places 

 of the world, and their 

 wide use is fully justified 

 by the better average 

 health of the users. 

 Better methods of pre- 

 serving foods have made 

 better organized trans- 

 portation possible. Con- 

 versely, better transpor- 

 tation facilities have made 

 the preservation of certain foods profitable to both the 

 producer and the consumer (Figure 345). 



The Manufacturer's Place in Food Supply. A few 

 minutes' time spent in studying the food advertisements 

 in the current magazines and newspapers will convince 

 the most skeptical that the manufacturer has a very im- 

 portant part in the distribution of certain foods. There 



Copy < right by Underwood & Underwood, N. Y. 



FIG. 344. Taking Salmon from Trap, 

 Puget Sound, Washington. 



