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  2. Lantern battery - Wikipedia

    en.wikipedia.org/wiki/Lantern_battery

    6-volt (left) and 4.5-volt (right) lantern batteries. A lantern battery is a rectangular battery, typically an alkaline or zinc–carbon primary battery, used primarily in flashlights or lanterns. Lantern batteries are physically larger and consequently offer higher capacity than the more common flashlight batteries.

  3. Eveready Battery Company - Wikipedia

    en.wikipedia.org/wiki/Eveready_Battery_Company

    Prior to March 1, 1980, the company's alkaline battery had been called the Eveready Alkaline Battery (1959–1968), Eveready Alkaline Energizer (1968–1974) and Eveready Alkaline Power Cell (1974–February 29, 1980). On March 1, 1980, it was rebadged under its current name, Energizer. [20]

  4. Nine-volt battery - Wikipedia

    en.wikipedia.org/wiki/Nine-volt_battery

    The nine-volt battery, or 9-volt battery, is an electric battery that supplies a nominal voltage of 9 volts. Actual voltage measures 7.2 to 9.6 volts, depending on battery chemistry. Batteries of various sizes and capacities are manufactured; a very common size is known as PP3, introduced for early transistor radios. The PP3 has a rectangular ...

  5. Volt - Wikipedia

    en.wikipedia.org/wiki/Volt

    PP3 battery: 9 V; Automotive battery systems use cells with 2.1 volts per cell; a "12 V" battery has six cells connected in series, which produces 12.6 V; a "24 V" battery has 12 cells connected in series, producing 25.2 V. Some antique vehicles use "6 V" 3-cell batteries, or 6.3 volts.

  6. Battery recycling - Wikipedia

    en.wikipedia.org/wiki/Battery_recycling

    Battery recycling is a recycling activity that aims to reduce the number of batteries being disposed as municipal solid waste.Batteries contain a number of heavy metals and toxic chemicals and disposing of them by the same process as regular household waste has raised concerns over soil contamination and water pollution. [1]

  7. Aluminium–air battery - Wikipedia

    en.wikipedia.org/wiki/Aluminium–air_battery

    The design battery energy density is 1300 Wh/kg (present) or 2000 Wh/kg (projected). The cost of battery system chosen to evaluate is US$ 30/kW (present) or US$ 29/kW (projected). Al/air EVs life-cycle analysis was conducted and compared to lead/acid and nickel metal hydride (NiMH) EVs.