
Glass Blowing Technique Powered by Cow Dung
Clip: Season 4 Episode 3 | 1m 26sVideo has Closed Captions
Cow dung played a role in making objects hollow in very early glass blowing.
It wasn’t always easy to make glass objects hollow and one of the very early solutions to that problem was the use of cow dung.
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Wisconsin Life is a local public television program presented by PBS Wisconsin
Funding for Wisconsin Life is provided by the Wooden Nickel Fund, Mary and Lowell Peterson, A.C.V. and Mary Elston Family, Obrodovich Family Foundation, Stanley J. Cottrill Fund, Alliant Energy, UW...

Glass Blowing Technique Powered by Cow Dung
Clip: Season 4 Episode 3 | 1m 26sVideo has Closed Captions
It wasn’t always easy to make glass objects hollow and one of the very early solutions to that problem was the use of cow dung.
Problems playing video? | Closed Captioning Feedback
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Wisconsin Life is a local public television program presented by PBS Wisconsin
Funding for Wisconsin Life is provided by the Wooden Nickel Fund, Mary and Lowell Peterson, A.C.V. and Mary Elston Family, Obrodovich Family Foundation, Stanley J. Cottrill Fund, Alliant Energy, UW...