OILS. 135 



jfinds are kept in the shops, from vvhicb 

 this great variety is furnished ; which 

 are, oil of elder, oil of turpentine, and 

 Barbadoes tar. Oil of spike is made by 

 colouring oil of turpentine with alkanet 

 root: oil of petre, by dissolving Barbadoes 

 tar in the same oil : for all the other kindsy 

 oil of elder is sold; and this is often made 

 by colouring common oil with verdigrisv 

 Oil of Elder. (See Elder. J 

 Oil of Bay. This is more like oint- 

 ment, than an oil, of a light green colour, 

 and smells like bay berries, from which it is- 

 procured. It is used chiefly as an external 

 application in cutaneous complaints, such as 

 the mange. Oil of bay is sometimes substi- 

 tuted for hog's lard in making mercurial 

 ointment, and is supposed to render it more 

 active. When to this mixture is added 

 cantharides, and oil of origanum, a strong 

 blister is formed, which is warmly recom- 

 mended for the removal of splents and spa- 

 vins. (See Blisters. Pharm.J 



Oil of Castor. An useful laxative. 

 "The dose is about a pint. (See Castor 

 Oil.) 

 Oil of Almond&. A very sweet and 



