Vol. 16 No. 2 (2021)

Scientific Articles

• Determination of the presence of total trihalomethanes (TTHM's) in water for human consumption, from groundwater in Guatemala City.

  Erikson Alexander Nuñez Cerrato

  6-18

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• Quality of the residual water produced in the different stages of the wet coffee milling process

  Valeria Michelle Stewart Pineda

  19-26

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• Opportunities for the use of geotextiles for greywater treatment

  Melisa Noemi León Urrutia

  27-33

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• Characterization for the opportunity to reuse sludge from the treatment of wastewater from a vegetable fat industry

  Cecilia Del Carmen Arrocha Anguizola

  34-41

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• Use of multi soil layering system as a secondary treatment of ordinary wastewater.

  Alejandro Quirós Ivankovich

  42-51

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