QED

Bleaching helps with softness? Any effect on removing any unwanted odors?

Sorry in advance if this post ends up contributing to your brush situation 

Bleaching helps with softness? Any effect on removing any unwanted odors?

Sorry in advance if this post ends up contributing to your brush situation 

Don't bleach the knots to remove odor. It's going to give it some ammonia smell from the bleaching product that you'll want to wash out. It's to soften the tips of hair. This is the thread you can read: 

https://damnfineshave.com/thread-%E2%80%...eil-at-hcs