How do you cut onions without a knife?

How do you cut onions without a knife?

If your goal is to keep them from flapping around or scratching your forearm, I have a workaround that doesn't involve cutting: Fold the tags against the outside of the cast/brace, and tape them there. Nail clippers should do the trick (a little bit at a time). They're easy to operate with just one hand.

How do you cut yarn without scissors?

If you're using lace weight, wrapping the yarn around a car key or other sharp key and giving it a good pull to break the yarn should work. Buy some kids plastic safety scissors. They don't cut brilliantly, but they do the job. Nail clipper!