shale oil

noun 0.844

oil sand

noun 0.765

shale

noun 0.763

black shale

noun 0.738

coal oil

noun 0.683

rock oil

noun 0.637

oil gas

noun 0.635

wood oil

noun 0.634

oil field

noun 0.623

oil

noun 0.621

crude oil

noun 0.614

fossil fuel

noun 0.614

tar sand

noun 0.612

brown coal

noun 0.605

kerogen

noun 0.603

pine oil

noun 0.596

lignite

noun 0.578

fuel oil

noun 0.576

coal seam

noun 0.573

oil well

noun 0.571

mineral oil

noun 0.568

schist

noun 0.565

oil platform

noun 0.563

bunker oil

noun 0.562

oil stove

noun 0.560

gilsonite

noun 0.560

oilman

noun 0.559

coal

noun 0.559

engine oil

noun 0.559

mineral coal

noun 0.558

oil refinery

noun 0.557

coal tar

noun 0.557

whale oil

noun 0.556

motor oil

noun 0.556

shola

noun 0.554

rape oil

noun 0.549

oily

noun 0.547

coal bed

noun 0.545

oilrig

noun 0.544

oil drum

noun 0.544

hydrocarbon

noun 0.542

mudstone

noun 0.540

tall oil

noun 0.538

heating oil

noun 0.534

asphalt shingle

noun 0.533

sump oil

noun 0.532

synfuel

noun 0.527

oilseed

noun 0.526

oleum

noun 0.524

fracking

noun 0.524

siltstone

noun 0.520

black gold

noun 0.518

bunker fuel

noun 0.518

baby oil

noun 0.518

petroleum coke

noun 0.517

olive oil

noun 0.517

fossil

noun 0.517

arkose

noun 0.516

petrochemical

noun 0.514

petrol

noun 0.513

vegetable oil

noun 0.511

shell company

noun 0.510

rapeseed oil

noun 0.510

kerosene

noun 0.509

methane hydrate

noun 0.509

gas hydrate

noun 0.508

sedimentary rock

noun 0.508

petrolatum

noun 0.508

coal black

noun 0.508

biocrude

noun 0.507

biofuel

noun 0.507

lawsonite

noun 0.507

sunflower oil

noun 0.506

bitumen

noun 0.506

vitrinite

noun 0.504

flaxseed oil

noun 0.504

phosphorite

noun 0.504

essential oil

noun 0.503

oil lamp

noun 0.502

soft paraffin

noun 0.502

coking coal

noun 0.500