Film about the glass industry. Man uses blow torch on a glass pipe. Assembling tubes and apparatus for the chemical industry at McAllister Bignell Company plant. More shots of glass blowing. Views of cows being milked in a dairy (use of glass pipes). Milk goes through glass pipes. Molten glass being cut as it emerges from a furnace at the Anchor Hocking Glass Corporation. Pitchers are made from the glass shapes being cut.