The chemical element of atomic number 4, a lightweight metal.
ElementMetalChemistryPeriodic Table
Current best complexity is 126:
[+2HB] can be discovered in Concepts, categorized under Element, Metal, Chemistry, Periodic Table. The chemical element of atomic number 4, a lightweight metal.
It has been discovered by 1 board and crafted 1 time, first appearing 7 days ago. [+2HB] can be created from 1 recipe, and goes on to appear as an ingredient in 3 others.
[+2HB] was first discovered by Hello5184's board 7 days ago. They also hold the lowest-complexity recipe, at 126.
Related concepts worth exploring include Oxygen, Ozone, Combustion, Oxidation, Corrosion, Oxidizer, and 6 more.