KII'.KK CROl'S 



subjected to hydraulic pressure; or (2) the warm meal is placed 

 in large cylinders and treated with naphtha which extracts the 

 oil, known in commerce as linseed oil. The resulting linseed 



meal is, in the first in- , 



O, tr. c- cl 



stance, known as old , /... / \ M s '. 



process linseed meal, and 

 in the second as new 

 process linseed meal. In 

 either case on account 

 of its high protein con- 

 tent, and because of 



Other valuable proper- Cross-section of bark of flax plant: a epidermis, 



b parenchyma, c bast, d cambium. 



260 times 

 (After Lugger) 



Enlarged 



ties, it is highly prized 

 for stock feeding, espe- 

 cially for use in rather small 

 quantities, two pounds or less 

 per 1,000 pounds of live 

 weight. 



The yield of oil varies in 

 different years, according to 

 conditions under which the 

 the seed is ripened. Ordinarily 

 100 pounds of pure, clean seed 

 produce from 33 to 36 pounds 



Of commercial oil weighing Lon gitudinal section of bark of flax plant: a 

 7-5 pounds per gallon. The epidermis, b parenchyma, c bast, d cam- 

 bium. Enlarged 260 times 



oil is used extensively m the ( After Lugger) 



manufacture of paint, oil var- 

 nishes, printing ink, floor cloth, artificial india-rubber, and soft 

 soap. In the manufacture of colors and varnishes it is some- 

 times mixed with hemp seed oil. 



493. Flax Fiber. In a flax stem three zones may be recog- 

 nized namely, the pith, the wood, and the bark. The bark is 

 further divided into four layers, the skin or epidermis, the 

 parenchyma, the bast or flax fiber cells, and the cambium layer. 



