Sound good
As crockery also Tongut a group of fine ceramic materials referred to, the cullet is porous after firing, and thus not waterproof. Clay is therefore often glazed in order to obtain a seal. Earthenware and earthenware belong to the clay ware .
Individual evidence
- ^ Hermann Salmang / Horst Scholze / Rainer Telle [eds.]: Ceramics. 7. A., Heidelberg, 2007