Unable to be seen, hidden from sight.
OpticsStealthPhysicsConcealment
Current best complexity is 6:
Invisible can be discovered in Concepts, categorized under Optics, Stealth, Physics, Concealment. Unable to be seen, hidden from sight.
It has been discovered by 18 boards and crafted 40 times, first appearing 4 months ago. Invisible can be created from 23 recipes, and goes on to appear as an ingredient in 55 others.
Invisible was first discovered by JOKER's board 4 months ago. The lowest-complexity recipe (6) is held by Margen67's board.
Related concepts worth exploring include Steam, Vapor, Explosion, Scope, Binary Star System, Telescope, and 6 more.