Sure, you can emulate gravity with a centrifuge, horizontal of course
but if you hook your specimen to a scale and spin it til you have
sufficient velocity to increase the weight, that should work.
-- Jerry Wayne Decker / jdecker@keelynet.com http://keelynet.com / "From an Art to a Science" Voice : (214) 324-8741 / FAX : (214) 324-3501 KeelyNet - PO BOX 870716 - Mesquite - Republic of Texas - 75187