Astronaut Matthew Dominick mixes bags containing simulated lunar soil

iss071e462507 (Aug. 12, 2024) --- NASA astronaut and Expedition 71 Flight Engineer Matthew Dominick mixes bags containing simulated lunar soil and other materials with a liquid solution before inserting them inside a thermos can for overnight incubation. He was exploring how microgravity affects the production of cement materials that could be used to build infrastructure on the lunar surface.