Wax Extractoxs, 317 
allowing to cool, when the impurities at the bottom are 
scraped off, and the process repeated till all impurities are 
eliminated. 
A better method to separate the wax is to put it into a 
strong, rather coarse bag, then sink this in water and boil. 
At intervals the comb in the bag should be pressed and 
stirred. The wax will collect on top of the water. 
To prevent the wax from burning, the bag should be 
kept from touching the bottom of the vessel by inverting 
a basin in the bottom of the latter, or else by using a 
double-walled vessel with hot water between the walls. 
The process should be repeated till the wax is perfectly 
cleansed. 
But as wax is to become so important, and as the above 
methods are slow, wasteful, and apt to give a poor quality 
Fic. 130. 
Swiss Wax Extractor, 
of wax, specialists, and even amateurs who keep ten or 
twenty colonies of bees, may well procure a wax extractor 
(Fig. 130). This is also a foreign invention, the first 
being made by Prof. Gerster, of Berne, Switzerland. 
These cost from five to seven dollars, are made of tin, are 
very convenient and admirable, and can be procured cf 
any dealer in apiarian supplies. 
The comb is placed in the perforated vessel; and this in 
the larger can, which is set on a kettle of boiling water. 
The clean, pure wax passes out the spout. Mr. Jones has 
improved the common wax extractor (Fig. 131). This is 
