• U.S.

Medicine: Indoor Teeth

1 minute read
TIME

Butchers, bakers and candlestick makers, waiters, tailors and candy-store clerks must beware their teeth. So said German scientist K. F. Hoffman last week. Indoor work tends to wear down bodily resistance. Poor ventilation helps teeth decay; dusts discolor teeth; sugar and flour ferment to form enamel-destroying acids.

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