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chalk dust

/ˈtʃɔːk dʌst/

Traducción: Polvo fino que se desprende del yeso o tiza al escribir en una pizarra o dibujar en el suelo, compuesto principalmente de sulfato de calcio o carbonato de calcio.

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phrase

/ˈtʃɔːk dʌst/B1informal
  • esPolvo fino que se desprende del yeso o tiza al escribir en una pizarra o dibujar en el suelo, compuesto principalmente de sulfato de calcio o carbonato de calcio.

Fine particles of calcium sulfate or calcium carbonate that are produced when chalk is used for writing on a blackboard or for drawing on pavement.

  1. Fine powder from chalkA2formal

    The fine, powdery residue that is produced when chalk is used on a blackboard or other surface.

    espolvo de tiza

    • The teacher's hands were covered in chalk dust after the lesson.
    • A cloud of chalk dust rose from the blackboard as he erased the notes.
    • Chalk dust can sometimes cause allergies in sensitive individuals.