demineralize

/diːˈmɪnərəlaɪz/
verb
  1. To remove minerals or mineral salts from something, such as water, soil, or teeth.
    • Acidic drinks can demineralize tooth enamel over time, making teeth more sensitive.
    • The water filter is designed to demineralize tap water for laboratory use.
    • Farmers sometimes demineralize soil to study how plants grow without certain nutrients.
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