MECHANICAL RESISTANCE
DILATATION
SOLDERABILITY
FRAGILE
CAST
HARDNESS
OXIDABILITY
DENSITY
ELECTRICAL CONDUCTIVITY
ELASTICITY
If it allows the electricity to flow.
How big the material grows when we apply heat.
How it performs under somes stress: traction, compression, cutting, flexion,...
How much mass is in the volume of a material.
If it is easy to oxide
How difficult it is to scratch
When it breaks easily with a bump
When it melts easy and we can mould it.
If the material recovers its shape
If it is easy to solder.