Iron nuggets... lets just explain them xD
Crafting[]
They're crafted by putting a Iron Ingot in a Crafting Table. You could also craft a Iron Ingot.
I = Iron Ingot
N = Iron Nugget
A = Air
A A A
N = A I A
A A A
N N N
I = N N N
N N N
Dropped by[]
Iron Nuggets drop from Zombies and Naga's.