How to pronounce“touching”in English

Touching on that a little bit about working out at home, I read in the book that the owner or the person that invented Peloton--

Touching on the-- oh, I'm sorry.

Touching something makes a really big difference.

Touching on the audience participation, has there ever been a time when things have gone really wrong?

touching and feeling it uh it's this hospital is where we transfer our patients for example

touching some kind of reality for them, I think.

Touching a CG element and trying to do that is really difficult.