For example, while having specific mods or plugins installed, the name of your item appears in-chat with all its enchantments. This only happens after hovering over it, but can also be publicly visible with other addons too. It all comes down to what setup you want on the server or ...
Place wood, coal, or other flammable items in the bottom slot. Over time, the fuel will burn away and the ore will become iron ingots. (Try to keep 5 Iron ore/ingot extra to craft a blast furnace) Use the iron ingots to make a better pickaxe, better sword, and (eventually) armor....