Mechanical Properties: Characteristics of materials that describe their behavior under mechanical forces, including strength, toughness, hardness, ductility, and malleability.
Chemical Properties: Attributes that determine a material's resistance to chemical reactions, including chemical resistance and corrosion.
Electrical/Thermal Properties: Properties that differentiate materials based on their ability to conduct or insulate electricity and heat.
Physical Properties: Observable characteristics of materials such as size, density, surface texture, and friction.