CHAPTER XIII

BACTERIA IN RELATION TO ICE-CREAM 170-182

Sources of bacteria in ice-cream, 133; The effect of freezing

and hardening on the bacterial count, 134; Types of organisms

in ice-cream, 135; The total-acid groups, 136; The inert group,

137; The alkali group, 138; The peptonizing group, 139; Colon

Bacilli in ice-cream, 140; Difficulties in studying the

bacteriology of ice-cream, 141.

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