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Appendix C: Acronyms and Abbreviations
Pages 51-52

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From page 51...
... National Aeronautics and Space Administration s 7 NIOSH NRC OSHA PM ppb ppm RfC SMAC SNC SPE ZMBR National Institute for Occupational Safety and Health National Research Council Occupational Safety and Health Administration particulate matter parts per billion parts per million reference concentration spacecraft maximum allowable concentration from Mars having landed on Earth (with reference to a meteorite) solar particle event zone of minimal biologic risk
From page 52...
... The Need for Measurements The committee recommends that NASA measure the pH and buffer capacity of Martian soil and airborne dust so that mission planners may better understand the potential corrosive effects of the soil and airborne dust on astronauts and critical systems inside the habitat. This measurement could be made on the surface of Mars or from a sample of soil and airborne dust collected from the Martian atmosphere and returned to Earth.

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