Dave Schuster uses a torch to heat the glass in order to shape and expand it at Skylab Glass in Golden Valley, Minn., on December 6, 2022. Looking through didymium lenses, the glassblower can see through the torch flame that is too bright for the human eye.

Dave Schuster and others heat the glass with torches at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster heats a glass marble to begin making a pipe at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster inflates the end of a hollow tube by blowing into it at Skylab Glass in Golden Valley, Minn., on December 6, 2022. Schuster says Skylab artists offer glassblowing classes for beginners and experts, as well as rental space for anyone to use.

Dave Schuster uses a torch to heat the glass in order to shape and expand it at Skylab Glass in Golden Valley, Minn., on December 6, 2022. Schuster says Skylab works with soft glass, also known as pyrex, which is more durable and can withstand temperature shock better than hard glass, which requires larger heat sources and more people.

Dave Schuster tacks a marble onto the side of the pipe at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster twists the molten end of the glass to remove the excess material at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster pulls imperfect glass from one end of the pipe at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster shapes a piece of molten glass on the end of a glass rod by rolling it at Skylab Glass in Golden Valley, Minn., on December 6, 2022.

Dave Schuster poses for a portrait while waiting for the piece to cool down at Skylab Glass in Golden Valley, Minn., on December 6, 2022. Schuster opened Skylab studio in 2017 with three other partners he met in glassblowing classes at Anoka-Ramsey Community College.