Bar

In World of Warcraft, a bar usually refers to one of several things:


 * 1) A purer form of a metal produced after smelting raw ore with the Mining profession.
 * 2) A UI feature such as the Interface Bar made up of a horizontal arrangement of other UI elements such as buttons.
 * 3) A UI feature to indicate the current quantity status of some attribute like Energy, Health, Mana, or Rage.
 * 4) A drinking establishment.

Metal bars
Some types of metal bars needing only Apprentice skill level to smelt:
 * Copper Bar
 * Tin Bar
 * Bronze Bar
 * Silver Bar

Some rarer types of metal bars needing Journeyman skill level to smelt:
 * Iron Bar

Much rarer types of metal bars needing Expert skill level to smelt:
 * Gold Bar
 * Steel Bar
 * Mithril Bar

Very rare types of metal bars needing Artisan skill level to smelt:
 * Truesilver Bar
 * Thorium Bar
 * 8xDark Iron Ore (and Black Forge) makes 1 Dark Iron Bar

Type of metal bars needing Master skill level to smelt:
 * Fel Iron Bar
 * Adamantite Bar
 * Felsteel Bar
 * Eternium Bar
 * Khorium Bar
 * Hardened Adamantite Bar

type of metals need Grand Master skil
 * Cobalt Bar
 * Saronite Bar
 * Hardened Saronite Bar
 * Titanium Bar
 * And Titansteel Bar

Other types of metal bars:
 * Enchanted Thorium Bar (requires Enchanting to create)
 * Arcanite Bar (requires Alchemy to create)

Interface bars

 * Action Bar (aka Button Bar or Command Bar)
 * Breath Status Bar