A method of forming a macrocomposite comprising: dispersing or immersing a metal in a glass, wherein the metal has a volume of greater than 0.1 mm 3; and annealing the macrocomposite, wherein the glass comprises ZnO and P 2 O 5 and the combined mass percent of ZnO and P 2 O 5 is at least 60, wherein the metal comprises at least one of copper, an aluminum bronze alloy, a copper alloy, bronze, iron, cast iron, steel, carbon steel, or titanium, wherein when the metal includes at least one of copper, an aluminum bronze alloy, or a copper alloy, the glass has a thermal expansion coefficient in a range of 130 × 10 -7 K -1 to 185 × 10 -7 K -1, wherein when the metal includes bronze, the glass has a thermal expansion coefficient in a range of 160 × 10 -7 K -1 to 185 × 10 - 7 K -1; wherein when the metal includes at least one of iron, cast iron, steel, or carbon steel, the glass has a thermal expansion coefficient in a range of 90 × 10 -7 K -1 to 140 × 10 -7 K -1; wherein when the metal includes titanium, the glass has a thermal expansion coefficient in a range of 75× 10 -7 K -1 to 105 × 10 -7 K -1, wherein the difference in the coefficients of thermal expansion between the metal and the glass is less than 30 x 10 -7 K -1, wherein the coefficient of thermal expansion for the metal is a linear expansion coefficient and is calculated from a dilatometric curve using a temperature range of 10°C to 40°C and wherein the coefficient of thermal expansion for the glass is a linear expansion coefficient and is calculated from a dilatometric curve using a temperature range from 20°C to a temperature 100°C below the glass transition temperature, and wherein the macrocomposite does not comprise an organic resin, an adhesive, or a polymer. dispersing or immersing a metal in a glass, wherein the metal has a volume of greater than 0.1 mm 3; and annealing the macrocomposite, wherein the glass comprises ZnO and P 2 O 5 and the combined mass percent of ZnO and P 2 O 5 is at least 60, wherein the metal comprises at least one of copper, an aluminum bronze alloy, a copper alloy, bronze, iron, cast iron, steel, carbon steel, or titanium, wherein when the metal includes at least one of copper, an aluminum bronze alloy, or a copper alloy, the glass has a thermal expansion coefficient in a range of 130 × 10 -7 K -1 to 185 × 10 -7 K -1, wherein when the metal includes bronze, the glass has a thermal expansion coefficient in a range of 160 × 10 -7 K -1 to 185 × 10 - 7 K -1; wherein when the metal includes at least one of iron, cast iron, steel, or carbon steel, the glass has a thermal expansion coefficient in a range of 90 × 10 -7 K -1 to 140 × 10 -7 K -1; wherein when the metal includes titanium, the glass has a thermal expansion coefficient in a range of 75× 10 -7 K -1 to 105 × 10 -7 K -1, wherein the difference in the coefficients of thermal expansion between the metal and the glass is less than 30 x 10 -7 K -1, wherein the coefficient of thermal expansion for the metal is a linear expansion coefficient and is calculated from a dilatometric curve using a temperature range of 10°C to 40°C and wherein the coefficient of thermal expansion for the glass is a linear expansion coefficient and is calculated from a dilatometric curve using a temperature range from 20°C to a temperature 100°C below the glass transition temperature, and wherein the macrocomposite does not comprise an organic resin, an adhesive, or a polymer.