hardness, the ability of a material to withstand abrasion or surface scratches, melting point, the temperature at which material changes from a solid to a liquid state, elasticity, the ability of a material to return to its original shape, malleability, the ability of a material to be moulded into other shapes by pressing, etc., ductility, the ability of a material to be stretched until it is long and thin like a wire or string, brittleness, the tendency of a non-elastic material to crack and break, conductivity, the ability of a material to conduct heat or electricity, toughness, the ability of a material to withstand the natural elements, durability, the quality of being able to last a long time, resistivity, the electrical resistance of a substance.

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