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.
... also spelled Rameses, is the name of several Egyptian pharaohs:
Ramses I[?]
Ramses II ("The Great")
Ramses III
Ramses IV[?]
The name means "Child of ...