- (1) Acetylene (3) Acetylene, Hydrogen (7) Acetylene, Hydrogen, Ox. (2) Acid Gas (2) All Fuel Gases (4) Ammonia (2) Argon (1) Benzene, Ethylbenzene, . (1) Butane (1) Butane, Carbon Dioxide (2) Carbon Dioxide (32) Carbon Dioxide, Carbon . (2) Carbon Dioxide, Carbon . (2) Carbon Dioxide, Carbon . (2) Carbon Dioxide, Hydroge. (2) Carbon Monoxide (12) Carbon Monoxide, Hydrog. (6) Carbon Monoxide, Hydrog. (22) Carbon Monoxide, Hydrog. (2) Carbon Monoxide, Hydrog. (10) Carbon Monoxide, Methan. (2) Carbon Monoxide, Methan. (6) Carbon Monoxide, Methan. (4) Carbon Monoxide, Nitrog. (11) Carbon Monoxide, Nitrog. (1) Carbon Monoxide, Oxygen. (4) Carbon Monoxide, Oxygen. (2) Carbon Monoxide/Hydroge. (1) CH4, CO/H2S, IR, O2 (1) Chlorine (3) Chlorine, Chlorine Diox. (2) CO (2) CO, CO2 (IR), HS2, O2 (2) CO, H2S (1) CO, H2S, HCN, LEL, O2 (1) CO, H2S, O2 (3) CO, LEL, NO2, O2 (1) CO2/HC IR,CO,H2S,O2 (2) CO; H2S; LEL; O2 (9) Combustible, O2, Toxic . (1) Fuel Gas (2) H2S, O2, SO2 (2) H2S, SO2, LEL, O2 (1) Hexane (1) Hydrogen Sulfide, Metha. (2) Inert Gas (7) Isobutane (2) Isobutylene (12) LEL, NH3, HCN, O2, SO2 (2) LEL, O2, CO, H2S (2) LEL,CO/H2S,SO2,O2 (2) Liquid Propane (58) Liquid, Air-Inert Gas (2) LP (30) LP Gas (9) LP or Natural Gas (2) LP or NG (1) LP/NG (5) Methane (2) Methane, Oxygen (5) NAT (10) NAT / LP (1) Natural (17) Natural (LP conversion . (1) Natural Gas (228) natural gas (includes p. (1) Natural Gas, Oxygen, Pr. (1) Natural Gas, Propane (4) Natural\/Liquid Propane (4) NG (28) NG (Natural Gas) (2) NG/LP (13) NH3 (2) Nitric Oxide (2) Nitrogen (1) Nitrogen Dioxide (7) Nitrogen, Oxygen (1) O2, LEL, CO-H2 Low, H2S (1) O2, LEL, H2S, CO (2) Other (20) Others (2) Oxy-Acetylene (1) Oxygen (7) Phosphine (2) Propane (5) Propane Gas (2) Refrigerant Gases (1) Refrigerant R-12 (1) Refrigerants (1) Sulfur Dioxide (1) To Be Determined At Che. (60) Varies (9) X (2)