184 IV. OILY COMPOUND COMBUSTIBLES.— 



Oil of wheat. By pressing the grain between heated 

 plates. 



Cucumber-seed oil. Used for the lamp. 



Stinking trefoil oil. From Psoralia bituminosa ; used 

 for the lamp. 



Oil of Cacao, Oleum cacao. From chocolate nuts, by ex- 

 pression ; yield about \\\i their weight of oil ; used for the 

 table. 



PiNHOEN OIL, French physic-nut oil From Jatropha multi- 

 fida ; purgative and emetic. 



Jatropha glauca oil. Used externally in rheumatism and 

 palsy. 



Grey nickar oil. From Guilandina bonducella; used in 

 convulsions and palsy. 



Mastich-berry oil. From the berries of Pistachia lentis- 

 cus ; used in cookery. 



Hemp OIL, 01 cannabis. From hemp-seed; used for frying, 

 by the painters as a drying oil, for soft soap and the lamp. 



Nettle-tree oil. From the seeds of Celtis australis : ex- 

 cellent for the lamp. 



Cornel oil. From the seeds of Cornus mascula and C. san- 

 guinea : answers for lamps, but not for the table. 



Physic-nut oil. O/. cicinum^ 01. jatrophce curcadis. Used 

 as castor oil for a purge, also externally in chronic rheumatism, 

 and for the lamp. 



Nut oil, 01. nucum coryli. From the hazel nut, very fine ; 

 substituted for oil of ben ; used by painters as a vehicle for their 

 colours. 



Beech mast oil, 01 fagi. Very clear, keeps well ; used 

 with salads. 



Buck-wheat oil. From the seeds of buck-wheat. 



Hemp-nettle oil. From the seeds of Galeopsis tetrahit: 

 yielded very plentifully. 



GiNGKo oil. From the seeds of Gingko biloba: used for the 

 table. 



Sun-flower seed oil, From Helianthus annuus ; used for 

 the lamp. 



Walnut oil, 01. nucum juglandis. Makes good plaisters ; 

 will not keep ; used by painters, is very drying : 901b. av. of 

 kernel yield 20 to 24 quart bottles of oil. 



Cold-drawn walnut oil. Eaten with salads. 



