Plastic is not a traditional material used in sculpture, although it has been used in contemporary art.

Chiseling is the process of using a chisel and hammer to remove material from a stone block to create a sculpture.

Sand casting, investment casting, and centrifugal casting are all types of metal casting used in sculpture.

Modeling is the process of shaping a sculpture out of clay by adding or removing material.

Arc welding, MIG welding, and TIG welding are all types of welding used in sculpture.

Brazing, soldering, and welding are all processes used to join two or more pieces of metal together in sculpture.

Assemblage is not a traditional technique used to create a sculpture, although it has been used in contemporary art.

Assemblage is the process of creating a sculpture by assembling found objects.

Marble, granite, and sandstone are all types of stone commonly used in sculpture.

Casting is the process of creating a sculpture by pouring molten metal into a mold.

Oak, maple, and cherry are all types of wood commonly used in sculpture.

Carving is the process of creating a sculpture by carving wood.

Earthenware, porcelain, and stoneware are all types of clay commonly used in sculpture.

Modeling is the process of creating a sculpture by modeling clay.

Bronze, steel, and aluminum are all types of metal commonly used in sculpture.