48 THE PEODUCTION OF VOLATILE OILS AND PERFUMERY PLANTS. 



forms of apparatus used in separating- the oils, the preliminary steps 

 leading to such an extension will have been taken. Before a full- 

 fledged industry can be expected to appear, however, much prelimi- 

 nary experimental work must be done over a wide area in order to 

 ascertain the most successful combinations of soil, climate, and labor 

 conditions. 



From the standpoint of the consumption of products derived from 

 volatile oils obtained from plants, the commercial statistics show a 

 large and active market. They also show that the demand is now 

 supplied in very large part from foreign sources, and an active inter- 

 est in testing the possibilities of our land is suggested. 



195 



