Related Clues:
- Kind of wool?
- Source of Andrew Carnegie's fortune
- Piano wire makeup
- Treated iron horse left for dead
- Alloy of, mainly, iron and carbon
- Determination found in Christe eleison
- What recycling code '40' is used for
- Alloy that might be stainless
- Pitcher's push-off point
- Auto frame material
- Word before "mill" or "wool"
- Classic Pittsburgh mill product
- ___ wool
- Type of wool?
- Run taxi around far side of the suburb on the new types presumably?