Summary:
The Curse of Binding and Curse of Vanishing enchantments can be removed from items using the grindstone, but only if the item with the curse is placed into the bottom slot of the grindstone. They can also be removed using the crafting grid.

Steps to Reproduce:

1. Place an item with a curse into the bottom slot of the grindstone
2. Place the same item without a curse into the top slot of the grindstone
3. Select the item from the output slot

Observed Results:
The curse is removed from the item.

Expected Results:
The curse should not be removed from the item.

Original Description:
As you can see in the images, you can remove curses from boots with the greenstone, but it works only when the tool / armor that has the curse is at the bottom of the greenstone GUI The curses that do not curse