Payloads: Cool Flames Investigation with Gases: A crewmember replaced the bottle in CIR Manifold #4 with 100 percent C4H10 (Butane). Cool diffusion flames were discovered during droplet combustion experiments aboard the ISS in 2012, and this initiated a rapidly growing field of combustion research. A cool flame is one that burns at about 600 degrees …
Click here for original story, ISS Daily Summary Report – 10/04/2021
Source: ISS Report