athletes from the world over check in at frankfurt airports for their adventure weightlessness there's d.j. swankychoose from russia d.j. soda from south korea soccer player sebastian olive france and german t.v. chef tim nelson. i first you need a release for bodily injury. they all have something special they'd like to try a new way to skin dish and to melt of stones prepare something edible they said it's just an experiment i had lots of suggestions and we've narrowed it down to a salad dressing that i think the thing we have a couple ideas but you will see three look you know what it bearable is something getting simple for. the head of the poor dear a three term which is normally used by astronauts for weightlessness training these passengers will need a spacesuit just a healthy dose of hardiness. undergoing fifty incur a valid flight with twenty two seconds of weightlessness each. at an altitude of eight thousand five hundred metres the fun begins first the passengers are way down it's weiss the force of gravity and then suddenly they lift off the. event and the whole procedure is repeated t