Here's something:
FRGD - Frigidane (coming from the Latin word "frigida," which means cold). Just like GAS, but burns with CFLM.
FRNM - Freonium. When introduced to NEUT, bursts into CFLM and supercooled NEUT. Leaves FRZZ as a byproduct.
Ermahgherd ful seppet.
Brr it's getting cold here...