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A Comparative Study of the Methods Used for the Measurement of the Turbidity of Water (Classic Reprint) - Softcover

Whipple, George C.

 
9781527791756: A Comparative Study of the Methods Used for the Measurement of the Turbidity of Water (Classic Reprint)

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Excerpt from A Comparative Study of the Methods Used for the Measurement of the Turbidity of Water

I The assumption is more nearly correct, however, for observations made with the eye at a distance of five or six feet from the wire, as in Hazen's practice, and this fact should be remembered in the present discussion.

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