Fermentation* Distillation, etc. ii0 



A SERIES OF FOUR LESSONS 



PROGRESSIVELY ARRANGED TO ILLUSTRATE FERMENTATION, 

 " :-. DISTILLATION, ETC. 



I. APPLES. 



Here are some apples that you have brought me. What 

 a fine red coat this one has ! See how shining this one is. 



FIG. 33. AN APPLE. DISTILLATION. 



Tell me what kind of an apple is this. Bring out the vari- 

 ous kinds of apples (pippin, russet, etc.). 



What apples keep all winter ? What kinds ripen early ? 

 Name some sour apples. 



Notice the stem-end, the blow-end, B ; cut open and 

 show the layers, Z, Z, of the fruit (Fig. 33). Call attention 

 to the little cells, c, in which the seeds are. Is this apple 

 ripe ? How can you tell ? 



