Primary life support system
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A primary life support system, is a device connected to an astronaut or cosmonaut's spacesuit, which allows extra-vehicular activity with maximum freedom, independent of a spacecraft's life support sy
A portable life support system from the Apollo A7L suit, with its outer cover removed
The interior of the Apollo PLSS
Diagram of the A7L PLSS and OPS, with interfaces to the astronaut and the Lunar Module cabin
James P. Lucas testing the PLSS at Houston Flight Center
A liquid cooling garment is a form-fitting garment that is used to remove body heat from the wearer. It is commonly used in environments where evaporative cooling from sweating and open-air convection
Primary life support system
…dioxide, humidity, odors, and contaminants from breathing oxygen Cooling and recirculating oxygen through the pressure garment, and water through a Liquid Cooling and Ventilation Garment or Liquid Cooling Garment. Two-way voice communication…
A man wearing a liquid cooling and ventilation garment for the Space Shuttle/International Space Station Extravehicular Mobility Unit (EMU)
Apollo/Skylab A7L with LCVG