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Wedging:
- the process of mixing and turning clay to remove air bubbles and create uniform consistency in
- the clay
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Score:
to draw or scratch lines into the clay surface, to connect two pieces of clay or add texture
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Slip:
- watered down clay used as the “glue” to connect pieces of clay. Slip can also be applied to clay to
- give it a smooth finish or be used as decoration
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Slip and Score:
- a technique used to connect two pieces of clay by scratching into the surfaces of each
- piece of clay and then applying slip to the scored pieces before pressing the pieces together
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Incising:
a decoration technique in which lines are carefully drawn into a clay surface
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Stamping:
- a decorative technique in which forms or stamps are pressed into the clay to create patterns
- and textures. Stamping can be done with found objects or stamps can be made
-
Sgraffito:
- a decorative technique developed centuries ago where leather-hard clay is coated with slip of a
- contrasting color. A pattern/picture/words are carved through the slip revealing the color of the clay
- underneath. Or carving takes place first and slip is inlayed and excess is scraped off
-
Slip Trailing:
- a decorative technique where slip is applied to greenware through a tube or nozzle much like
- icing a cake
-
Marbling:
using two different colors of clay spiraled together. Or two different colors of slip.
-
Burnishing:
- the ancient rubbing process of burnishing polishes the outside skin of a clay pot
- Stain: oxide and water, used as a colorant for bisque
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Firing:
a process in which clay is heated to high temperatures in a kiln, which melts the silica sand in the clay and when it cools turns to glass, making the form permanent.
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Kiln:
- a furnace of refractory clay bricks used to heat pottery or fuse glass. Kilns are heated either by
- electric coils, gas, or wood
-
Pyrometric Cones:
a triangular piece of material that indicates the temperature by bending or melting when the kiln reaches a certain temperature
-
Stilts:
- a small piece of clay and wire, used to keep a pot away from the kiln floor. Stilts are most often used
- in a glaze firing to keep the clay pieces from sticking to the shelf or kiln.
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