Using wire from old transformers, you can crochet a very beautiful jewelry, for example like this bracelet. The hemispheres look like unusual flowers.
You will need to know how to make:
chain,
magic ring (magic circle),
single crochet (sc),
increase (inc) (2 sc in 1 stitch),
finish off crochet.
Total Time: 1 Hour
Supplies:
Steps: