 Why is it important to watch the ones who don't become physically ill during the conditioning process?
Your body is conditioned to a normal state of free fall, or at best to a state of acceleration." It helps suppress certain physiological reactions to an entirely new set of conditions. They play an important part in our awareness of balance. On the eighth day, two attendants, who showed the effects of massive doses of PON to protect themselves from the centrifugal force, had to carry a man out of the tank. They were now ready to become inhabitants of planets again, instead of free-falling ships. On the eighteenth day, automatic machinery freed them from their imprisoning cots. Then they again began taking paraoxylnebutal in preparation for the free-fall flight to Terra.
 Their bodies' familiarity with gravity naturally makes them suspicious
 They could be tapped as leaders for Freedomite missions  It is a sign that they are deviant extraterrestrials  Their bodies' familiarity with gravity naturally makes them suspicious  Their bodies may naturally produce paraoxynebutal