Example image of eyePlorer eyePlorer map for 'Nickel-cadmium battery': Cadmium Electrode Nickel(III) oxide Rechargeable battery Genericized trademark Chemical formula Chemical symbol Nickel Electronics Primary cell Toy Emergency light Telephone Inrush current Internal resistance Remote control Electric car Nickel-cadmium battery vented cell type Uninterruptible power supply Volt VARTA Sweden Lead-acid battery United States Steel Sintering Swiss roll 1000000000 (number) Hydride Lithium-ion battery Nickel-metal hydride battery Volatile Energy density Alkaline battery Rechargeable alkaline battery Low self-discharge NiMH battery Self-discharge List of battery sizes Internal combustion engine Ampere-hour Battery (electricity) Battery pack Cutoff Thermal Plate Alkali Electrolyte Potassium hydroxide Safety valve Chemical reaction