[Controls Question]

While in game hit escape and select the preferences option. At this point you will see a keybind tab on the bottom of the panel. You can then rebind your original keys to any key you would like as well as keybind the additional quickslot keys you would like to use.

[just wondering...]

You wish to "torment" that sounds very sithish of you.

[Synthweaving]

Fairly certain your looking at the total number of that item you could craft based upon your current materials.