216 IV. OILY COMPOUND COMBUSTIBLES.— 



Mutton suet rendered down, Sevum ovillum curatum^ 

 S, prceparatum ; — Beef suet rendered down. Yellow tallowy Soap 

 tallow^ Sevum bovinum curatum^ S» vaccinum curatum, S. prcepa- 

 ratum. 



White tallow. Yellow tallow melted, and a little alum 

 mixed with saltpetre added to it, or a small quantity of nitric 

 acid. 



Kitchen stuff. The refuse fat of the kitchen ; it is generally 

 melted and pressed from the graves^ or membranes. 



Curriers' fat. Melted stuff, boiled until it is very hard and 

 blackish when cool. 



Bone grease. From the refuse bones of the kitchen and 

 slaughter-house, bruised, boiled ; used to make cart grease. 



Horse fat, Axungia ex equi juha. Used by enamellers for 

 their lamps, gives out more heat than oil. 



Beef marrow, Medulla bovina. Used by perfumers to make 

 the hair grow. 



Deer's suet, Sevum cervinum. Used by the gilders to put 

 into gold size. — Yelk of wool, Q^sypus. Obtained by washing raw 

 wool in warm water. 



Neats' foot oil. Nerve oil, Trotter oil. Oleum nervinum, 

 Axungia pedum tauri. By boiling neats"* feet and tripe in water ; 

 taste agreeable, does not grow hard by keeping ; used to soften 

 leather, and keep it in that state, also for frying fritters. 



Pork grease, Flambard. The fat collected in boiling pork j 

 grey, softer than hog's-lard ; used in making soft soap. 



Guacharo oil. From the guacharo bird: half liquid, trans- 

 parent, scentless, and may be kept a year without becoming rank ; 

 used in cookery. 



Carolina pigeon oil. From Carolina pigeons in large 

 quantities. 



Sturgeon fat, Axungia sturionis. Eaten as butter. 



Greenland whale oil, Thran, Train oil. Oleum cetaceum. 

 From the Balsena mysticetus, coarse, strong smelling. 



Iceland whale oil. From the Balaena nordcaper. — Finfish 

 oil. From the Balaenoptera gibbar. — Sea unicorn oil. From the 

 Monodon vulgaris ; finer than any other kind of whale oil. 



Great spermaceti whale oil. Southern fishery whale oil 

 From the Physeter macrocephalus, superior to the Greenland 

 whale oil, pleasant tasted. 



Blunt-headed cacholotoil. From the Physeter trumpo ; 

 finer than the Greenland whale oil. — Small-eyed cacholot oil. From 

 the Physeter microps. — Porpoise oil. From the Delphinus pho- 



