Roller Coasters... Sweet!  Cans... Sweet!  Coasters and Cans...?  FREAKIN SWEET!  We all know that cansare pretty amazing, but when you begin to apply the laws of physics to them, they get even cooler!  Step aside girls on trampolines, and make way for girls and roller coasters.  Watch and learn as extreme positive and negative g-force's are imposed on some nice can.