Elon Musk Interview: Why the Starship Is Built of Stainless Steel

Musk tweeted in January that the rocket formerly known as BFR would be built of stainless rather than carbon fiber. In this exclusive interview, he tells PM Editor-in-Chief Ryan D’Agostino why. 
— Read on www.popularmechanics.com/space/rockets/a25953663/elon-musk-spacex-bfr-stainless-steel/