activated carbon

noun 0.877

charcoal

noun 0.790

animal charcoal

noun 0.734

biochar

noun 0.697

charcoal iron

noun 0.685

charcoal burner

noun 0.631

charcoal drawing

noun 0.625

black carbon

noun 0.614

charbon

noun 0.601

carbon black

noun 0.588

coal black

noun 0.561

carbon arc

noun 0.550

antacid

noun 0.543

acetylene black

noun 0.542

anthracite

noun 0.533

adsorber

noun 0.530

charring

noun 0.527

potassium bicarbonate

noun 0.527

carbon

noun 0.526

adsorptive

noun 0.524

carbon paper

noun 0.523

sorbent

noun 0.519

aluminium hydroxide

noun 0.512

alginic acid

noun 0.510

briquette

noun 0.509

coal tar

noun 0.504