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1893-1894 - The University of North Carolina at Chapel Hill

1893-1894 - The University of North Carolina at Chapel Hill

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t'lFTlI BIENNIAL KEPORT. 89<br />

an hour theie was the siightest milky a[)|)earauce aiul no<br />

deposit, wouhl he not consider the w<strong>at</strong>er contamin<strong>at</strong>ed with<br />

organic m<strong>at</strong>ter.<br />

Dr. Kiuyoun—No, I do not. Very frequently the permangan<strong>at</strong>e<br />

is clarified bv the acid in the w<strong>at</strong>er.<br />

Unless it<br />

has a large amount <strong>of</strong> organic m<strong>at</strong>ter present the test is<br />

not worth mentioning in establishing the purity <strong>of</strong> the<br />

w<strong>at</strong>er.<br />

Dr. Powers said th<strong>at</strong> lie understood from wh<strong>at</strong> had been<br />

said th<strong>at</strong> anything th<strong>at</strong> is not destructive to bacteria might<br />

become favorable to its

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