The world's leading suppliers of glass production technology will be at Glassman America 2004 in Pittsburgh, PA on May 18-19. Around 100 exhibitors will gather at the David L Lawrence Convention Centre to promote the latest developments in machinery, equipment and materials used in primary glass manufacturing. It will be the fourth time the exhibition has been staged in Pittsburgh, the historic centre of the long-established US glassmaking industry. The event will give technical and production specialists the opportunity to share their expertise with their contemporaries from throughout the glassmaking process from batching and melting through forming to cold end packaging. These pages highlight some of the technologies on show and the companies taking part.