Glass made by the latter process is called plate glass. The glasses made by the two systems which require blowing are called respectively " crown glass " and " cylinder glass," terms derived from ...

Anna: Objects are made out of materials. And there are lots of examples around this garden. There's metal. Wood. Stone. And a lot of glass. This is cork, it's a type of wood. You take that ...

The organic glass, made of a substance called polyether thioureas, is closer to acrylic than mineral glass, which is used for tableware and smartphone screens. Other scientists have showed similar ...