The tradition of blowing out the candles on a birthday cake, according to scientists from Clemson University in South Carolina, can be dangerous for the traitor and his guests. The dangers of blowing out the candles on a birthday cake is associated with the rapid spread of bacteria in the sweets, write “news Yu” referring to the Daily Mail.
To prove their theory, the researchers conducted the study using Styrofoam, filled with chocolate icing. They decorated the “cake” with candles and asked the test subjects to blow them out, before feeding them, running thus, the process of active secretion. After the chocolate coating of the foam was checked for the presence of bacteria.
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The researchers found that after the traditional festive activities, the number of bacteria on the “cake” has increased by 14 times, and in one case, they became more than 120 000 percent, as one of the participants had a cold.
In the end, scientists concluded that not all of these bacteria can harm your health and can lead to the spread of dangerous diseases. Tradition can harm only if the birthday boy is sick.
Earlier sweetheart American laugh online an unsuccessful attempt to extinguish the candles on the cake to its 102 anniversary.