A recent study confirmed that eating a piece of birthday cake that someone has just blown their spit and gooey germs all over, is gross. The scientists' specific objective was to “evaluate the level of bacterial transfer transferred to the top of a cake when blowing out the candles on a birthday cake.” 1 What they Did A foil circle was placed on a styrofoam disk. Vanilla icing was spread on top, and adorned with...
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