Glass. From Flickr user mscaprikell.
Who knew that soda, ash, calcium, and silica would make such a lasting combination? From windows to architecture and art, glass does it all. On October 1, 2010, Jenna Efrein of Hudson Beach Glass gave an overview of this ubiquitous material in liquid and solid forms.
This project was supported by The Pew Center for Arts & Heritage through the Heritage Philadelphia Program.