| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | nylon | Vietnam | Nylon is also used as a material for making traditional woven bags and backpacks. | 1 |
| 2 | polymerization | Vietnam | Less discussed in mainstream media or public discourse | 1 |
| 3 | polypropylene | Vietnam | Not widely known or recognized, and its uses may not be familiar to the general population. | 1 |