TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: In Copyright - Rights-holder(s) Unlocatable or Unidentifiable TI - Laboratory and Biostat Photosynthetic Gas Exchange System ID - 47429922r AU - Laursen, Rene DA - 1964/// YR - 1964 AV - Beckman Historical Collection, Box 57, Folder 55 VL - Beckman Historical Collection, Box 57, Folder 55 AN - Beckman Historical Collection, Box 57, Folder 55 UR - https://digital.sciencehistory.org/works/47429922r AB - This system was created in 1964 by Beckman Instruments' Space Engineering Group for the United States Air Force's School of Aerospace Medicine. This prototype photosynthetic gas exchanger could support two adult, human test subjects in closed ecological system, while converting their exhaled carbon dioxide into oxygen via algae photosynthesis. KW - Respiration KW - USAF School of Aerospace Medicine KW - Plants--Respiration KW - Scientific apparatus and instruments KW - United States. Air Force KW - Space medicine KW - Beckman Instruments, Inc. LA - ER -