Why aren't men, as a colleague pointed out, eating their own fecal matter or sucking on used tampons? Bear Grylls drank urine and ate fecal matter to survive, but what's the point if there's nothing at stake.
In fact, the first known mention of the bubbling phenomenon was mentioned in Vice by Australian skater Troy West, who says that the practice is so common in Australia that it's passed on from generation to generation like a precious heirloom.
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