FEATURE ARTICLE: Protecting SLS from Fire and Ice - TPS foam application proceeding at Michoud -https://t.co/d1yUERik8f

- By Philip Sloss.

(Everything you wanted to know about TPS foam application on big rockets but were afraid to ask!) pic.twitter.com/4S5CUCKHzb

— Chris Bergin - NSF (@NASASpaceflight) December 8, 2017