484 ANNUAL REPORT OF THE Off. Doc 



by crushing, cooking and hydraulic pressure, or by crushing, heating 

 and the use of solvents. When sold without grinding the unground 

 product shall be designated as "unscreened flaxseed oil feed cake." 



INGREDIENTS OF UNSCREENED FLAXSEED OIL FEED— 

 Ground cake from partially extracted flaxseed and foreign seeds 

 (wheat, wild buckwheat, pigeon grass, wild mustard, etc.) 



SCREENINGS OIL FEED is the ground product obtained after 

 extracting part of the oil by crushing, cooking and hydraulic pres- 

 sure, or by crushing, heating and the use of solvents from the smaller 

 imperfect grains, weed seeds and other foreign materials having 

 feeding value separated in cleaning the grain. The name of the grain 

 from which the screenings are separated shall be prefixed to "screen- 

 ings oil feed." 



OAT GROATS are the kennels of the o^t berry. 



OAT HULLS are the outer chaffy coverings of the oat grain. 



OAT SHORTS are the covering of the oat grain lying immediately 

 inside the hull, being a fuzzy material carrying with it considerable 

 portions of the fine floury part of the groat obtained in the milling of 

 rolled oats. 



CLIPPED OAT BY-PRODUCT is the resultant by-product ob- 

 tained in the manufacture of clipped oats. It may contain light, 

 chaffy material broken from the ends of the hulls, empty hulls, light, 

 immature oats and dust. It must not contain an excessive amount of 

 oat hulls. 



RICE BRAN is the cuticle beneath the hull. 



RICE HULLS are the outer chaffy coverings of the rice grain. 



RICE POLISH is the finely powdered material obtained in polish- 

 ing the kernel. 



WHEAT BRAN is the coarse outer coatings of the wheat berry ob- 

 tained in the usual commercial milling process from wheat that has 

 been cleaned and scoured. 



SHORTS OR STANDARD MIDDLINGS are the fine particles of 

 the outer and inner bran separated from bran and white middlings. 



WHEAT -WHITE MIDDLINGS OR WHITE MIDDLINGS are 

 that part of the offal of wheat intermediate between shorts or stand- 

 ard middlings and red dog. 



SHIPSTUFF OR WHEAT MIXED FEED is a mixture of the pro- 

 ducts other than the flour obtained from the milling of the wheat 

 berry. 



RED DOG is a low grade wheat flour containing the finer particles 

 of bran. 



WHEAT BRAN WITH MILL RUN SCREENINGS is pure wheat 

 bran plus the screenings which were separated from the wheat used 

 in preparing said bran. 



WHEAT BRAN SCREENINGS NOT EXCEEDING MILL RUN 

 is either wheat bran with the whole mill run of screenings of wheat 

 bran with a portion of the mill run of screenings, provided that such 

 portion is not an inferior portion thereof. 



TENTATIVE DEFINITIONS. 



YEAST OR VINEGAR DRIED GRAINS are the properly dried 

 residue from the mixture of cereals, malt and malt sprouts (some- 

 times cottonseed meal) obtained in the manufacture of yeast or vine- 

 gar, and consist of corn or corn and rye from which most of the 



