... Space flight . Crew training . ... Orlan-DMA-GN" is used in the neutral buoyancy facility of the Yu. Gagarin Cosmonaut Training Center and is designed for cosmonauts training under neutral buoyancy conditions for mastering the forthcoming EVA operations programs. ... Since there is an air between the space suit layers and the cosmonaut's body, the reverse affectation decreases sharply (a peculiar self-control of an organism, mostly subconscious, which flows via the feedback channels). ...