Materials
Across
- 2. Transparent material for windows.
- 4. Strong paper used for boxes.
- 8. Hard, natural material used in buildings.
Down
- 1. Durable material from animal skin.
- 3. Natural fiber used for warm clothes.
- 5. Flexible material used in tires.
- 6. Synthetic material molded into shapes.
- 7. Material from trees, used in furniture.