For what it's worth, I run GrapheneOS and can use my phone to pay for stuff via NFC just like any other phone user. I've used it in various countries and it Just Works™.
To achieve this you just need to find a payment app that works.
This was a question we used to ask during job interviews.
You might want to look into your running processes to see if any still have file handles open for the items that have been removed. lsof can be used to find such things.
The use of mouthwash contributes to the evolution of resistant bacteria. Mouthwash should be used sparingly, only for when it's needed (i.e. medically).
The use of mouthwash also nearly negates the use of a flouride-based toothpaste.
Fair enough.