If you really want that passive poison effect, you need to get fiestaware: bright orange/yellow ceramics where the concentration of uranium is way higher and it's used as the glaze!

It's known to leech into acidic foods, such as tomato sauces with pasta.

I also feel like we can also add antique top hats to this; I recently found out that my grandfather's childhood top hat, which I used to play with all the time growing up, contains mercury nitrate