IN the issue of NATURE published on October 24 last (vol. cii., p. 155), there appeared an account of an ingenious chart devised by Mr. G. W. Littlehales, of the United States Hydrographic Department, ...

THOUGH no one, I venture to think, will gainsay Mr. W. Larden's main contention that “analytical methods give a grasp of the principles of statics, while graphical methods disguise them,” yet it ...

The graphical and Standard Methods for the determination of biochemical oxygen demand (BOD) were compared. Average means ± standard deviation of 228 ± 28 mg/L and 199 ± 25 mg/L for the Standard ...

Graphical method helps plan security vulnerability analyses of transportation activities The value chain for any given chemical or process facility is a complex set of activities involving the company ...

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