RFNA is a rocket fuel (a storeable oxidiser): red fuming nitric acid. HNO3 + 13% N2O4 and 3% H20. The colour of the resulting red fuming nitric acid is imparted by N204.
... of this only encouraged the development of shocking dance styles such as the Charleston, the Shimmy[?], and the Black Bottom[?].
Despite all the scandal the flappers ...