synfuel

noun 0.670

biofuel

noun 0.635

fuel oil

noun 0.628

oxygen gas

noun 0.622

fuel

noun 0.618

oxygen

noun 0.602

fuelling

noun 0.597

fueling

noun 0.596

oxyhydrogen

noun 0.591

aviation fuel

noun 0.583

oxidizer

noun 0.581

oxide

noun 0.579

fossil fuel

noun 0.579

oxyfluoride

noun 0.577

flue gas

noun 0.577

dioxygen

noun 0.571

carbon oxide

noun 0.570

oil gas

noun 0.567

oxygenator

noun 0.563

oxyl

noun 0.562

oxyacetylene

noun 0.562

oxygen therapy

noun 0.560

nitrox

noun 0.555

oxy

noun 0.553

molecular oxygen

noun 0.551

hyperoxia

noun 0.548

water gas

noun 0.548

refuel

noun 0.542

oxygen bottle

noun 0.538

synthetic air

noun 0.537

nitrous oxide

noun 0.536

specific fuel consumption

noun 0.536

coal oil

noun 0.536

supercritical fluid

noun 0.535

fixed air

noun 0.532

protoxide

noun 0.528

inflammable air

noun 0.526

wood oil

noun 0.523

sulfur oxide

noun 0.522

nitrous air

noun 0.520

bunker fuel

noun 0.520

oxyacetylene torch

noun 0.519

oxygen cylinder

noun 0.519

liquid air

noun 0.518

fluorocarbon

noun 0.517

combustible

noun 0.516

oxidase

noun 0.516

oxidant

noun 0.516

fuel load

noun 0.515

gas jet

noun 0.512

olefin

noun 0.512

oxygenase

noun 0.511

oil stove

noun 0.511

refuelling

noun 0.510

oxidizing agent

noun 0.510

fusel oil

noun 0.509

carbon burning

noun 0.508

oxyradical

noun 0.506

deoxygenation

noun 0.505

fuel cell

noun 0.505

chlorofluorocarbon

noun 0.503

synthesis gas

noun 0.502

refueler

noun 0.502

oxygen tank

noun 0.502

propellant

noun 0.501

fluoro

noun 0.501