manual process of glass blowing and forming a decorative vase.

cover design bokeh background soft focus selective copy space molten glass artwork colorful orange creating technique colors transparent ball temperature technology glasswork artisan glassware handicraft warm tube forming glow production melting blow factory shaping manufacture decoration workshop equipment glassblowing shape glowing heat handmade hand art process work tool blowing material craft hot manual decorative vase edge pontil making blower bubble melted glassblower use wet wooden form red glas torch pipe