And very early on, Armadillo actually tested rotors with tip peroxide jets. Only ground tests that I know. Moved to pure rockets quickly. High test peroxide. Mi

And very early on, Armadillo actually tested rotors with tip peroxide jets. Only ground tests that I know. Moved to pure rockets quickly. High test peroxide. Mixed monoprops with low grade peroxide and alcohol. Biprops. Peroxide-alcohol? Lox-alcohol? Lox-methane eventually.