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