FOODS lIUMA^' NUTKITION. 



669 



table tliat as a whole the changes produced in metabolic activity by the 

 administraf Ion of sulphur in the forms noted above in the comparatively short 

 time covered by tlie experiments are decidedly injurious. The verdict which 

 must l)e pronounced in this case is decidedly unfavoral)le to tlie use of this 

 preservative in any quantity or for any period of time, and shows the desir- 

 ability of avoiding the addition of any form of suli»hurous acid to products 

 intended for human foot!." 



Formic acid in preservatives and the toxicity of formic acid, F. Croneb 

 and E. Skligmann {Zt.sckr. Ilyg. u. Infcctioii.skr<ink., ,76" (HXn), A'o. 3, pp. 387- 

 S9i>; abfi. in Ztschr. Flcisch ii. Milchhyg., 17 (11107), No. 12, p. -M^).— Experi- 

 ments with small animals showed that fornnc acid caused the formation of 

 methyl glo])ulin and that it was cumulative in its action. 



Food inspection decisions (V. H. Dcpt. Ayr., Food Jiisp. Decisions 80-81, pp. 

 -'i ; 82, pp. 2 ; 83, pp. 8).— The sub.jects included are glazed coffee, labeling of car- 

 amels, labeling of coffee produced in the Dutcli East Indies, and the issue of a 

 guaranty based upon a former guaranty. 



Food inspection, C. D. Woods and J. M. Bartlett (Maine 8ta. Bui. IJ/S, pp. 

 1.87-202). — Under the provisions of the State pure food law, 15 samples of 

 maple sugar and 44 samples of ina])le sirup were examined. In the case of the 

 sugar 7 samples were not found to be adulterated, 4 were branded maple com- 

 pounds, and 4 were adulterated with other sugar. Eleven samples of the sirup 

 were not adulterated, o were adulterated, 10 were niarlved comi>ouuds, and the 

 remainder were below standard in solids. 



[Food and dairy products] (Mich. State Dalnj and Food Dcpt. Bui. 138-1 Ji2, 

 pp. l-2(i). — Data are given regarding the foods examined, the number of prose- 

 cutions made, and other worlc carried on under the provisions of the State pure 

 food hiw. 



Text-book of food chemistry, H. Rottgeb (Lchrbuch der Nahrungsmittel- 

 (livinir. Leip.sic, 1<)07. 3. rd. rrr., pp. XIV + 901, pi. 1, figs. 2^).— The author 

 states that this edition has been revised and that considci-able new material has 

 l»een added. Under the latter heading may be mentioned the section on the 

 identitication of edible fungi. 



Some observations on the diet of natives in the Tropics, G. Reynaud (Ann. 

 Hi/g. Pub. ct Med. Leg., ',. scr., 7 (l<>07), Apr., pp. 3 15-31,2). —The author re- 

 ports 1.5 dietary studies made in the Tropics with soldiers, prisoners, laborers, 

 etc., and quotes in detail the results of 11 similar studies made by other inves- 

 tigators in the Kongo region, Dahomey, Senegal, Madagascar, and the Dutch 

 East Indies. Some of the results which he reports follow : 



lit suits of tlirtarii studies. — Quiiiititics eaten per man ]ier dag. 



In discussing the question of diet in the Trojiics, the author concedes that a 

 normal maintenance ration will furnish 35 to 40 calories per kilogram body 



