The neptunium ingot (Nep-toon-eeum) is used to craft several things. It is not used to craft with for any tools or armor. It may in the future. It's bright color is to make it seem it's "glowing", as if it was radioactive.
As a Crafting Ingredient
|1.5||Added neptunium ingot.|
- MCE added it because he was looking at the table of elements for elements to add. First was the einsteinium, then he chose neptunium.
- Neptunium is not orange in color in real life. It is also not found in an ore, it is man made.