See also:

• Business: Electronics and Electrical: Power Supplies: Batteries: Nickel Cadmium  (4)
• Business: Industrial Goods and Services: Casting, Molding, Machining: Plating and Metal Finishing: Cadmium  (0)

• ChemGlobe: Cadmium - Electronic, thermal, and steric data along with an isotope table.
• ChemicalElements.com: Cadmium - Basic information, atomic structure, and isotopes.
• EnvironmentalChemistry.com: Cadmium - Atomic structure, chemical and physical properties, and table of nuclides.
• It's Elemental: Cadmium - Basic physical and historical information.
• LANL: Cadmium - Basic information, history, uses, and cost.
• Lenntech: Cadmium - Physical data, chemical properties, health and environmental effects.
• USGS Minerals Information: Cadmium - Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
• Visual Elements: Cadmium - Image, uses, physical information, key isotopes, and ionisation energies.
• WebElements: Cadmium - Extensive information on history, uses, occurrence, compounds, and properties.
• Wikipedia: Cadmium - Properties of the element, including its history, applications, and characteristics.