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  • word of the day

    nickel-iron battery

    nickel-iron battery - 365bet中国官方网站 definition and meaning for word nickel-iron battery

    Definition
    (noun) a storage battery having a nickel oxide cathode and an iron anode with an electrolyte of potassium hydroxide; each cell gives about 1.2 volts

  • Word used in video below:
    text: 'Hey, a nickel!'
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