Pummice

"In order to avoid a great deal of trouble, and to perform the vvork more effectually, by diveſting the nevv made Cyder of vvhat pummice and other impurities remain; after ſtraining it through a hair ſieve, on its coming from the VVring, or Preſs, it is neceſſary to be provided vvith a large open vat, keeve, or clive, vvhich vvill contain a vvhole pounding, or making of Cyder; or as much as can be preſſed in one day: […]"