Across the arms he balances the iron rod to which the glass bulb adheres, and rolling it backwards and forwards with the fingers of his left hand fashions the glass between the blades of his sugar-tongs tool, grasped in his right hand.
Under the old system the form of the bowl is gradually developed by blowing and by shaping the bulb with the sugar-tongs tool.
The fractured edge of the bowl is heated, trimmed with scissors and melted so as to be perfectly smooth and even, and the bowl itself receives its final form from the sugar-tongs tool.
Don't forget the extras, such as sugar tongs and stirring sticks.