Expedition 64 Flight Engineer Victor Glover replaces hardware inside the U.S. Destiny laboratory module's Fluids Integrated Rack.
iss064e044807 (March 19, 2021) — NASA astronaut and Expedition 64 Flight Engineer Victor Glover replaces hardware inside the U.S. Destiny laboratory module’s Fluids Integrated Rack (FIR). The FIR supports fluid physics research in microgravity observing phenomena such as colloids, gels, bubbles, wetting and capillary action, and phase changes, including boiling and condensation.