Study of the astronaut's capabilities to maintain life support systems and cabin habitability in weightless conditions. NASA CR-1405.
D003020:Clothing; D018504:Ecological Systems, Closed; D004864:Equipment and Supplies; D005511:Food Handling; D006112:Gravitation; D006801:Humans; D006920:Hygiene; D008021:Life Support Systems; D008124:Locomotion; D008297:Male; D005082:Physical Exertion; D012037:Refuse Disposal; D012146:Rest; D012890:Sleep; D013026:Space Flight; D014893:Weightlessness; D014937:Work