methane or carbon_dioxide

GAS
List of words for the clue methane or carbon_dioxide from the crossword:
GASES ALKANE PARAFFIN GASSES VOLTA ETHANE COWS C2H6 AMINOALKANE AMINE TREE SEA CAR UNIT COUNTRY TEA OPERA ART TRI
WordClue
GLUEfish or epoxy
LINEtowing or actor's
MEATpork or veal
RATEof interest or fertility
SHIPclipper or passenger
SONGballad or lullaby
SOUPgazpacho or porridge
STARSun or Rigel
TIREradial or spare
WIREbarbed or chicken
AGENTinsurance or travel
BRANDAudi or Porsche
COURTappellate or supreme
DANCEtango or flamenco
FLUIDwater or petroleum
MOTORdiesel or stepping
ORDERfungus or stop-loss
PARTYRepublican or Conservative
POWERsolar or of will
RIVERNeva or Mekong
TIMEmeter - distance, second - ?
GASmethane or ozone