Coke and semi-coke of coal, of lignite or of peat, whether or not agglomerated; retort carbon.

Steaming bucket apparatus were used in liquor distillation mostly for liquor by solid fermentation in Guizhou Province and Maotai liquor as the representative.

To investigate the influence of liquor vapor overflow on distillation of Chinese liquor, experiments were carried out in an industrial-scale distiller.