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.
... 17.0% have a female householder with no husband present, and 15.9% are non-families. 13.0% of all households are made up of individuals and 5.2% have someone living ...