depurin

In a sentence

• És important que les aigües residuals es depurin abans de ser retornades al medi ambient.

  It is important that wastewater is treated before being returned to the environment.

  In this sentence, 'depurin' refers to the action of purifying or treating something to remove impurities, specifically in the subjunctive mood for the third-person plural, indicating a desired or recommended action.

• Recomanen que depurin els aliments abans de consumir-los.

  They recommend that the food be cleaned before consumption.

  Here, 'depurin' indicates the action of cleaning or processing food, also in the subjunctive mood for the third-person plural, suggesting a recommendation.

• Els científics proposen que les fàbriques depurin millor els seus residus.

  Scientists propose that factories better refine their waste.

  In this case, 'depurin' points to the suggestion of improving the refinement or purification process of the waste products, maintaining the subjunctive mood for hypothetical or suggested actions.