| Answer | Crossword Clue |
|---|---|
| ELM | Early dartboard material |
| ELM | Dartboard material |
| SOD | Early Plains building material |
| TAFFETA | Early hot-air balloon material |
| CASTIRON | Material used for weaponry in ancient China as early as 500 B.C. |
| spiremes | The tangled strands of chromosomal material seen in the early stages of cell division, formerly believed to be a single continuous strand (or two in a diploid cell, etc.) |
