Label	Parent	Governance level	Status
physical treatment		eu-legal	Valid
physical chemical treatment		eu-legal	Valid
chemical treatment		eu-legal	Valid
unknown treatment		eu-legal	Valid
sorting	physical treatment	eu-technical	Valid
Manual sorting (handpicking)	physical treatment	eu-technical	Valid
Automatic sorting	physical treatment	eu-technical	Valid
Gravimetric methods (density, shape)	physical treatment	eu-technical	Valid
Stratification (jig)	physical treatment	eu-technical	Valid
sluice concentration	physical treatment	eu-technical	Valid
gravity separation table	physical treatment	eu-technical	Valid
centrifugal gravity separation	physical treatment	eu-technical	Valid
heavy medium separation	physical treatment	eu-technical	Valid
magnetic elecromagnetic separation	physical treatment	eu-technical	Valid
Electrostatic separation	physical treatment	eu-technical	Valid
eddy current separator	physical treatment	eu-technical	Valid
Liquid-solid separation	physical treatment	eu-technical	Valid
Comminution	physical treatment	eu-technical	Valid
Particle sizing	physical treatment	eu-technical	Valid
Flotation	physical chemical treatment	eu-technical	Valid
Agglomeration	physical chemical treatment	eu-technical	Valid
Coagulation	physical chemical treatment	eu-technical	Valid
Flocculation	physical chemical treatment	eu-technical	Valid
Hydrometallurgy	chemical treatment	eu-technical	Valid
Leaching	chemical treatment	eu-technical	Valid
Solvent extraction	chemical treatment	eu-technical	Valid
Cementation	chemical treatment	eu-technical	Valid
Electrolysis	chemical treatment	eu-technical	Valid
Adsorption	chemical treatment	eu-technical	Valid
Distillation	chemical treatment	eu-technical	Valid
Crystallization	chemical treatment	eu-technical	Valid
Precipitation	chemical treatment	eu-technical	Valid
Evaporation	chemical treatment	eu-technical	Valid
Pyrometallurgy	chemical treatment	eu-technical	Valid
Roasting	chemical treatment	eu-technical	Valid
Smelting	chemical treatment	eu-technical	Valid
Burning	chemical treatment	eu-technical	Valid
Calcining	chemical treatment	eu-technical	Valid
Incineration	chemical treatment	eu-technical	Valid