http://science.howstuffworks.com/navy-seal5.htm
Enjoy
I already know about all this, my neighbor is a Navy SEAL sniper, hell if you type in Navy SEALs he's in the first image on the second page of the google images.
On Disc 3 of FFXIII on Ch. 11, and it's really odd that they ramped up the difficulty of the mobs so rapidly and how I went from having to use between 900- 1000 CP for a sphere to now needing over 8000 PER.