hydrogenation

noun 0.713

hydrodesulfurization

noun 0.705

hydrodeoxygenation

noun 0.686

hydrocracking

noun 0.685

hydrogenolysis

noun 0.666

hydroconversion

noun 0.652

hydroisomerization

noun 0.622

hydrocracker

noun 0.614

hydrazinolysis

noun 0.613

hydroboration

noun 0.608

hydrometallurgy

noun 0.606

hydride

noun 0.597

hydroformylation

noun 0.587

biotreatment

noun 0.583

hydrocyanation

noun 0.573

prehydrolysis

noun 0.570

dehydrogenation

noun 0.570

transhydrogenase

noun 0.565

hydrosulfide

noun 0.563

pretreatment

noun 0.560

hydrosulfite

noun 0.557

metal hydride

noun 0.549

biohydrogen

noun 0.543

oxyhydrogen

noun 0.541

titanium hydride

noun 0.536

hydroxylation

noun 0.533

hydrolase

noun 0.532

hydrocarbon

noun 0.530

hydrazine

noun 0.528

autohydrolysis

noun 0.527

borohydride

noun 0.525

heavy hydrogen

noun 0.522

hydromassage

noun 0.522

hydrofracturing

noun 0.520

hydrazide

noun 0.519

torrefaction

noun 0.519

hydrotalcite

noun 0.519

biodesulfurization

noun 0.518

hydrate

noun 0.518

aluminium hydride

noun 0.516

hydro

noun 0.516

hydropower

noun 0.511

hydrocarbyl

noun 0.508

hydromechanics

noun 0.506

hydropathic

noun 0.502

phytoremediation

noun 0.501