Match the following:
| Column I | Column II |
| A. Bakelite | 1. Squeeze bottles |
| B. Low-density polyethylene | 2. Unbreakable crockery |
| C. Melamine-formaldehyde resin | 3. Tyre, cords |
| D. Nylon- 6 | 4. Electrical switches |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 4 | 1 | 2 | 3 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
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