Quote:
Originally Posted by johnnyboiy
I got an idea. so you can't pump it yourself and your brother will got to far how about you use an electric vacuum and instead of 30 pumps you should change it to 30 seconds. I don't know if 30 seconds is the equivalent of 30 pumps.
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My math could be off but i think that would require at least 5psi^
[email protected], and i would be surprised if the ball could get past 15 pumps~pres. before the pressure in the ball overwhelms the physical force exerted by the vacuum in CFM, causing neutral pressure, and not allowing it to expand much past that point...
but, what do i know.
Good luck with the stretching, Nina. :3