The top of the glass takes shape when the pipe is placed in a graphite mold and blown into, as the pipe is constantly spun.  Photo 7 of 17 in Inside Master Glassmaker Simon Pearce’s Sustainable Factory in Vermont

Inside Master Glassmaker Simon Pearce’s Sustainable Factory in Vermont

7 of 17

The top of the glass takes shape when the pipe is placed in a graphite mold and blown into, as the pipe is constantly spun.