matter
type: Concept
narrower: rust
preferred label: aine @fi
preferred label: materia @sv

rust
type: Concept
broader: matter
in scheme: conceptscheme
preferred label: rost @sv
preferred label: ruoste @fi
related: corrosion

corrosion
type: Concept
preferred label: korrosion @sv
preferred label: korroosio @fi
related: rust