Is a fart a fart before you fart it?

I don't want to stray from OP's question, but as it's already been answered: have you guys read the following paper on pre-fart gas re-entering the blood stream through the colon's wall?

https://www.menshealth.com/health/a35388068/holding-in-farts-what-happens-body/

This is a very important topic