
iss064e007106 (Nov. 30, 2020) --- NASA astronaut and Expedition 64 Flight Engineer Michael Hopkins is pictured during operations with a science freezer that preserves biological samples at ultra-cold temperatures. Known as Minus Eighty-Degree Laboratory Freezer for ISS (MELFI), it preserves a variety of life science samples such as blood, saliva, microbes and plants for later analysis.
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iss064e007106
Date Created
November 30, 2020
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