Anvils allow you to rename items, repair enchanted items, and even combine the enchantments from different items, at the cost of experience points. Crafting. You'll need 3 blocks of iron, plus 4 more iron bars, for a total of 31 iron bars.
Passivation is the treatment of the surface of stainless steels, often with acid solutions (or pastes), to remove contaminants and promote the formation of the passive film on a freshly created surface (e.g. through grinding, machining or mechanical damage).
passivity - the trait of remaining inactive; a lack of initiative. passiveness. inertia, inactiveness, inactivity - a disposition to remain inactive or inert; he had to overcome his inertia and get back to work.