Environmental Remediation

Learning Objectives

• ANALYTICAL CHEMISTRY OF POLLUTANTS

  Main analytical methods for the determination of pollutants in the samples under examination

• Natural purification techniques and water reuse

  To acquire knowledge on the issues of wastewater natural treatment. The student will acquire knowledge about the regulatory limits for discharge and reuse of wastewater and the most innovative systems of extensive natural wastewater treatment.

Course Structure

• ANALYTICAL CHEMISTRY OF POLLUTANTS

  Interview

• Natural purification techniques and water reuse

  Frontal lessons and exercises (in classroom, seminars and technical visits)

  Should teaching be carried out in mixed mode or remotely, it may be necessary to introduce changes with respect to previous statements, in line with the programme planned and outlined in the syllabus.

  Learning assessment may also be carried out on line, should the conditions require it.

Detailed Course Content

• ANALYTICAL CHEMISTRY OF POLLUTANTS

  Introduction to environmental chemistry
  Main classes of pollutants, general information on pollutants, sampling and sample storage.
  
  Instrumental Analysis
  Main techniques of instrumental analysis: spectroscopic techniques (molecular and atomic spectroscopy), mass spectrometry, electrochemical techniques, chromatographic techniques, bioanalytical techniques.
  
  Metal analysis
  Solvent extraction, SPE extraction, sample digestion and decomposition, atomic spectroscopy, spectrophotometry, chromatographic and electrochemical methods.
  
  VOC analysis
  Static and dynamic headspace extraction, SPME, active and passive sampling systems, gas chromatography analysis, detectors for gas chromatography analysis.
  
  Analysis of non-VOC compounds
  Liquid-liquid extraction, SPE extraction, SPME extraction, microwave assisted extraction, accelerated solvent extraction, analysis by HPLC, detectors for HPLC used in the environmental field.

• Natural purification techniques and water reuse

  Wastewater characteristics

  Wastewater sources. Wastewater system network. Quality and quantity characteristics of wastewaters. Legislation on wastewater disposal and treatment.

  Treatment and disposal systems

  Natural treatment system: constructed wetland, lagooning and wastewater storage reservoir.

  Wastewater reuse

  Sanitary and agronomic effects of wastewater irrigation on soil and crops. Technological aspects of wastewater irrigation. Legislation on wastewater reuse. Illustration of case studies on disposal and reuse of wastewater by extensive techniques.

  Objectives of the course: to acquire knowledge on the issues of wastewater natural treatment. The student will acquire knowledge about the regulatory limits for discharge and reuse of wastewater and the most innovative systems of extensive natural wastewater treatment.

Textbook Information

• ANALYTICAL CHEMISTRY OF POLLUTANTS

  Tecniche di analisi strumentale: Skoog, West, Holler, Crouch - Fondamenti di chimica analitica - 2° Ed - EdiSES (2004); Colin, Baird - Chimica Ambientale - 3° Ed - Zanichelli (2013);

• Natural purification techniques and water reuse
  • Lecture Notes distributed during the course
  • Masotti L., Depurazione delle acque, Calderini, 2011
  • Cirelli G.L., I trattamenti naturali delle acque reflue urbane. Ed. Gruppo Editoriale Esselibri – Simone, 2003.