In the past, scholars believed that glassware was very rare in ancient times, so only a few ruling classes should be able to own and use it.
Esikhathini esedlule, imibuthano yezifundo yayikholelwa ukuthi i-glassware yayingavamile kakhulu ezikhathini zasendulo, ngakho-ke kufanele ibe ngeyabaphathi kuphela futhi isetshenziswe yizigaba ezimbalwa ezilawulayo.