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The Boston Globe

Metro

In Boston, ‘tonic’ gives way to ‘soda’

MENDON - The Midwest always called it “pop.’’ In the South, “Coke’’ was used generically, to mean Coke and anything like it. And the rest of the Northeast is definitely “soda’’ country.

But in Boston, and only in Boston, it’s “tonic.’’ Or at least it was.

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