Multi-user Droplet Combustion Apparatus (MDCA): Wilmore reviewed procedures and gathered hardware and tools for MDCA Hardware Replacement Part 1. Today’s activity had the crew configure the Fluid Combustion Facility (FCF) MDCA Chamber Insert Assembly (CIA) in support of the Flame Extinguishment Experiment-2 (FLEX-2) Binary-Droplet Array test points. Crew then removed the MDCA CIA from the …