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Polyurethane foam
Polymer composed of a chain of organic units joined by carbamate (urethane) links
- Type
- Subclass of: polymer · plastic · Source · 2026-10-20
- Brand
- Unknown
- Country of origin
- Unknown
- Introduction year
- Unknown
- Source
- https://commons.wikimedia.org/wiki/File:Urethane_sponge1.jpg
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