Clay is opaque, not transparent. It has a natural ivory color, is easily scratched when unfired, and can take decorations. Transparency is the opposite of its natural properties.
| LIST I | LIST II | ||
|---|---|---|---|
| A | Throwing | I | Pottery |
| B | Borax | II | Terracotta |
| C | Olmec Baby | III | Flux |
| D | Bisque | IV | Wheel |
Match List-I with List-II 

