How to sign: the tangible substance that goes into the makeup of a physical object
"coal is a hard black material"; "wheat is the stuff they use to make bread";
Similiar / Same: material
Within this category: abrasive, adhesive material, ammunition, animal material, atom, bimetal, builder, chemical, coloring material, composite material, conductor, contaminant, detritus, diamagnet, discharge, dust, earth, elastomer, fiber, filling, floccule, fluff, foam, HAZMAT, homogenate, humate, impregnation, insulator, lubricant, mineral, packing material, paper, particulate, plant material, radioactive material, raw material, rind, rock, sealing material, sorbate, sorbent, thickening, toner, transparent substance, undercut, vernix, waste