Ever look out your window and wonder where the glass came from? Learn all about the components, machines, and process that we use now to create plate glass. An intriguing look at an industrialized process that was once a specialized craft.

Did you know that the first known toothbrush was made in China in the year 1600? Now we make 900 toothbrushes every minute. See how industrialization has made your toothbrush hygienic and fast enough to provide brushes to people all over...