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UNITED STATES DEPARTMENT OF AGRICULTURE 
BULLETIN No. 1036 
Contribution from the Forest Service 
WILLIAM B. GREELEY, Forester 
Washington, D. C. 
PROFESSIONAL PAPER 
October 20, 1922 
COAL-TAR AND WATER-GAS TAR 
CREOSOTES: THEIR PROPERTIES 
AND METHODS OF TESTING 
By 
ERNEST BATEMAN 
Chemist in Forest Products 
CONTENTS 
Pag 
Part I. Tars and the Production of Creosotes from Tar .... 3 
Part II. Experimental Comparison of Authentic Specimens of Creosote . 23 
Part m. Properties of Creosotes 47 
Part IV, Methods of Testing Creosotes and Official Specifications for 
Creosote 87 
Appendix 106 
Bibliography 112 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1922 
am* 
