Hardness
Toughness
Permeability
Mechanical Properties
What happens to the materials when external forces are applied to them.
Shearing
Torsion
Flexion
Compression
Electrical Conduction
Thermal Conduction
Optical
Transparent
Translucent
Opaque
materials Chemical
Physics
Density
Technological
Maleability/Ductility
Fusibility
Soldability
Elasticity/Plasticity/Stiffnessr
How materials behave when you work them.
Ecological
Recyclability
Toxicity
Biodegradability
Chemical
Oxidation
Corrosion