AMERICAN FRUIT-EVAPORATORS AND EVAPORATING. 



533 



the work is done is called an "evaporator." In the course of 

 this paper I hope to give you such a sufficiently clear description 

 of this apparatus, and the mode of using it, as will convey accurate 

 ideas about it. I shall also endeavour to show in what the 

 merit and advantages of evaporating consist, and shall place 

 before you such other information on the subject as I have 

 gleaned from various sources. 



Fig. 35. 



There are many manufacturers of fruit-evaporators in 

 America, and each maker claims that his apparatus is the most 

 efficient. But, whatever differences there may be between one 

 evaporator and another, they may on this occasion be classified 

 into two kinds. I have had outline sketches made which I 

 think will convey to you a more precise and better idea of 

 what these two types are like as to appearance (and to some 

 extent where they differ) than a mere description would. 



Fig. 34 and fig, 35 represent what we may call the 



