Thursday, March 20, 2008

Hot Air...!






Is there a possibility of ingesting (and becoming infected with) enteric bacteria from a nearby fart?

Dr Karl Kruszelnicki (the noted Australian author and science commentator on Australian radio and television) and his microbiologist friend have put this to the test! They took a agar plate (bacterial growth medium) home and had a eight year old boy fart on the plate, pants down, from a distance of five centimetres. Overnight, the second Petri dish sprouted visible lumps of two types of bacteria that are usually found only in the gut and on the skin. But the flatus which had passed through clothing caused no bacteria to sprout, which suggests that clothing acted as a filter!

Most notable is the concentration of enteric bacteria in the "initial blast zone" at the centre of the plate, surrounded by the mixed skin and enteric bacteria located in the "splatter ring" around the "initial blast zone".

Finding

Don't situate an unprotected face within 5 cm of an unsheathed flatulent anus. Also, don't fart naked near food. “Our deduction is that the enteric zone in the second Petri dish was caused by the flatus itself, and the splatter ring around that was caused by the sheer velocity of the fart, which blew skin bacteria from the cheeks and blasted it onto the dish. It seems, therefore, that flatus can cause infection if the emitter is naked, but not if he or she is clothed. But the results of the experiment should not be considered alarming, because neither type of bacterium is harmful. In fact, they're similar to the ‘friendly’ bacteria found in yoghurt.

All right, it's not rocket science. But then again, maybe it is?”


Now, Just for fun... Do you know how or why Dinoasaurs disappeared from Earth... A Jursaic Fart!


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