10. Name the most valuable fibers for textile use.

Questions

1. Of what is cloth composed?

2. Of what does yarn consist?

3. How are the fibers made to join in one long thread? (See Experiment [1].)

4. Of what fibers are woolen and worsted goods composed?

5. Of what animal is wool the covering?

6. Of what fibers is mohair composed?

7. From what animal is mohair obtained?

8. Of what does the silk fiber consist?