Origin and Synthesis of Plastics Materials
U.S. Office of Education
Industrial and advertising
Clips are not offered for this film: no licence or public-domain mark is recorded for it.
Parts
About
Shows the organic origins of plastics and natural substances; synthesis of plastics from natural substances; differences between thermosetting and thermoplastic materials; compounding platics to provide desired properties in products forms in which plastics are produced and typical plastics products.
- Archive
- Internet Archive, in Prelinger Archives
- Licence or status
- The Internet Archive states none for this item.
- Credit
- U.S. Office of Education
- Subtitles
- Automatic captions
- Who can watch
- The archive gives no rating. Invisible Network shows it to Tweens profiles and older, judged from its collection and subjects. How films are placed