The process of removing the air from a plastic clay mass, usually accomplished through wedging, or far more effectively with a vacuum deairing pugmill. Source: Clay: A Studio Handbook
Common deflocculant for casting slips. Product of R.T. Vanderbilt Company. Source: Clay: A Studio Handbook
In fuel-burning kilns, adjustable refractory plate located in exhaust flue, allowing control of back-pressure and secondary air, regulating kiln atmosphere. Source: Clay: A Studio Handbook
(also damp box, damp closet, damp room) A reasonably airtight cabinet or room in which damp ceramic forms can be stored temporarily to slowly dry, protected from harmful air currents.