"Carbon"@en . "Nonfiction films"@en . . . "Short films"@en . . . . . . "Educational films"@en . . "Science films"@en . . . . . "Pt. 21 teaches the organic chemistry of carbon compounds and explains the versatility of carbon's molecular structures. Pt. 22 explains what polymers are, how they are made, and why they are different. Also shows how chemists control the molecular structure to create polymers with special properties."@en . "Carbon ; The Age of polymers"@en . "World of chemistry (Motion picture). Program 21"@en . . . "Video recordings for the hearing impaired"@en . . . . "Carbon ; The age of polymers"@en . . . "No. 21: Organic chemistry is chemistry's largest and most organized branch. Hoffmann observes the making of carbon-based molecules. No. 22: Industrial chemists demonstrate how they routinely return oil and natural gas into the thousands of synthetic materials that shape our modern world."@en . . . "Carbon The Age of polymers"@en . . "Short films"@en . . . . .