of or relating to bituminous coal

enter, pass into, or force a way into

a piece of a fine-grained metamorphic rock cut for use as roofing or surfacing material or as a writing surface

protected against moisture

the process or condition of sticking or staying attached

any of various bonding materials used in masonry, surfacing, and plastering, especially a mixture of cement or lime, sand, and water that hardens in place and is used to bind together bricks or stones

any of various thick, dark, sticky substances obtained from the distillation residue of coal tar, wood tar, or petroleum and used for waterproofing, roofing, caulking, and paving

any of various natural substances, as asphalt, consisting mainly of hydrocarbons