Mass Calculator Mass Calculator Cubic meters (m³) Liters (L) Milliliters (mL) Cubic feet (ft³) Cubic inches (in³) Cubic millimeters (mm³) Cubic micrometers (µm³) Kilograms per cubic meter (kg/m³) Grams per cubic centimeter (g/cm³) Pounds per cubic foot (lb/ft³) Pounds per cubic inch (lb/in³) Milligrams per cubic millimeter (mg/mm³) Micrograms per cubic micrometer (µg/µm³) Clear