How does secret stash work on refillable potions?

Many people use the same line of pens or markers everyday, for weeks and months, and don’t think twice about it.  However, there is a downside to constantly using one resource: if you run out of ink before your supply replenishes with a

Secret stash on refillabe potion

This blog post is about how to create a secret stash on an refillable potion.  When you need to be invisible, sneak past the guards, or just solve one of your pesky problems without anyone knowing it was you,  there’s no better tool