noun🔗ShareScrap glass which is melted down for reuse."The factory collects cullet, like broken bottles and jars, to melt down and make new glass products. "materialsubstanceindustryChat with AIVocabulary GamePractice Reading
noun🔗ShareA small central plane in the back of a cut gem."The jeweler carefully polished the gemstone, ensuring the cullet was perfectly centered and reflected light evenly. "materialpartChat with AIVocabulary GamePractice Reading
