Electro-static Levitation Furnace (ELF): Today a crewmember cleaned the sample holder and installed a sample cartridge into the ELF facility. ELF is an experimental facility designed to levitate, melt and solidify materials by containerless processing techniques using the electrostatic levitation method. With this facility thermophysical properties of high temperature melts can be measured and solidification …

Source: ISS Daily Summary Report - 2/20/2019