16 
NOTE ON CUCUMBER OINTMENT. 
the latter in the gasometer, notwithstanding the precaution 
was taken to close the orifice of the tube i 9 and subsequently 
to expel the air from the gasometer before attaching it to 
the washing bottle, yet sufficient air had made its way in 
to cause an explosive mixture when the current of hydro- 
gen was re-established. 
ART. III. — NOTE ON CUCUMBER OINTMENT. 
By William Procter, Jr. 
An ointment prepared from the juice of the common cu- 
cumber, has long been known in French pharmacy, and 
lias recently been introduced into this city by our colleague 
Elias Durand, who has prepared it for several years past. 
It is employed as an emollient application, and when 
well made is a good preparation in all cases where the 
ung. aq. rosse, is used, and an emollient ointment wanted. 
The process of making cucumber ointment consists of 
three distinct operations: 1st, the extraction of the juice of 
the green fruit in the state of advancement that it is usually 
eaten; 2d, the preparation of a simple ointment; 3d, the im- 
pregnation of this ointment with the odorous principle of 
the juice. 
Seven pounds of cucumbers are pared and rasped, or 
sliced and bruised, and the juice expressed from them in 
any convenient manner so as to exhaust the pulp, and the 
juice strained through muslin, or a fine seive. 
Twenty-four ounces of the purest lard, and fifteen ounces 
of selected veal suet cut in pieces, are fused together in a 
suitable vessel by means of a water bath heat; a little rose 
water (4 oz.) is added and agitated with the melted fat, and 
