Etiquette expert reveals a cleaner way to approach birthday tradition

An etiquette expert has weighed in a common birthday tradition that has become controversial for spreading a slew of germs.

Barbara Wallraff, a columnist for the , found nifty alternatives for blowing out candles without spraying germs all over cakes.

She gathered clever tips from people who offered useful hacks to avoid bacteria from hitting the delicious party treat.

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