Before revision: A pugmill or pug mill is a machine in which clay or other materials are mixed into a plastic state or a similar machine for the trituration of ore."Pug-mill" def.
After revision: Clay body being extruded from a de-airing pugA pugmill or pug mill is a machine in which clay or other materials are mixed into a plastic state or a similar machine for the trituration of ore."Pug-mill" def.