TIL that while abundant in the universe, Helium is a finite resource on Earth and cannot be manufactured. Its use in MRI's means a shortage could seriously affect access to this life saving technology.

http://www.popularmechanics.com/science/health/a4046/why-is-there-a-helium-shortage-10031229/



Submitted February 25, 2015 at 12:41AM by TwiztedbyDesign http://www.reddit.com/r/todayilearned/comments/2x0pzs/til_that_while_abundant_in_the_universe_helium_is/