hyperpure

/ˌhaɪpərˈpjʊr/
adjective
  1. Extremely pure, containing almost no impurities; often used to describe materials in science and industry.
    • They developed a process to produce hyperpure gold for use in electronics.
    • The lab requires hyperpure water for its most sensitive experiments.
    • Hyperpure silicon is essential for making high-performance computer chips.
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