Useless Facts

rosalinda316

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#44
The reason why you yawn is to bring cool air to your brain because it's overheated (often because you're tired), it's not because you need more oxygen.
 

rosalinda316

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#52
There are potentially millions of different blood types (with the A and B antigens being the most important, with the rh(d) antigen (if you're + or - also being very important for determining compatibility). Currently there are over 600 different antigens identified with more being discovered.
 

Nezuko_Chan__

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#54
if every grain of sand on earth would get an equal amount of stars, every grain of sand would get around 10000 stars
 

rosalinda316

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#58
You can not drink alchohol and walk around in any restaurant in Utah, in fact, you can't even stand around and drink. You must be seated at all times.