The force it takes to complete an actual burp or fart. If you don't have enough threst, then you cannot complete a burp or fart.
That threst was lit bro!
That burp was kinda slimy and weak, didn't have enough threst.
Did you drink some hot sauce because that threst was on fire!
That burp was kinda slimy and weak, didn't have enough threst.
Did you drink some hot sauce because that threst was on fire!