stainless or carbon

STEEL
WordClue
GAScarbon dioxide
COALcarbon
SOUPgazpacho or porridge
STARSun or Rigel
TIREradial or spare
WIREbarbed or chicken
AGENTinsurance or travel
BRANDAudi or Porsche
COURTappellate or supreme
CYCLEvicious or carbon
DANCEtango or flamenco
FLUIDwater or petroleum
MOTORdiesel or stepping
ORDERfungus or stop-loss
PARTYRepublican or Conservative
POWERsolar or of will
RIVERNeva or Mekong
BUTANEalkane with four carbon atoms
DIAMONDallotrope of carbon
GRAPHITEallotrope of carbon
SMEARstain, smudge
PEGstake