Chicago : Engineering and Contracting Pub. Co. · leaf 220
turally>mes to rest until the last reading has beenlade. It may then be pushed below the read-ig for a distance of three or four of the smallivisions on the scale, whereupon it shouldnmediately begin to rise. If it fails to do so,le material is too viscous for the hydrom-:er method, and the… … ig. 3—Displacement Method of Determin-ing Specific Gravity. rater at 2-5° C, considered as unity, by multi-lying it by 1.002. Thus :Specific gravity 25° C/25° C.= specific grav-:y 25° C/lo.50 C. X 1.002. YC NO METER METHOD (USED FOR VISCOUS FLUIDAND SEMISOLID BITUMENS AND EMULSIONS). Equipment—The…
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