It is true that glass bottle processing technology has been developing slowly, but in recent years it has been refined and improved.
Kuyiqiniso ukuthi ukuthuthukiswa kobuchwepheshe bokucubungula amabhodlela ingilazi kuhamba kancane, kepha kuthuthukisiwe futhi kwenziwa ngcono (kuthuthukisiwe) eminyakeni yamuva.