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[null,"1.","Record Nr.",null,"UNINA9910787846303321"]
[null,null,"Autore",null,"Spellman Frank R."]
[null,null,"Titolo",null,"Mathematics manual for water and wastewater treatment plant operators : wastewater treatment operations : math concepts and calculations / / Frank R. Spellman"]
[null,null,"Pubbl/distr/stampa",null,"Boca Raton, FL, : CRC Press, 2017"]
[null,null,"ISBN",null,"0-429-15764-9"]
[{"$nulls":4},"1-138-47516-5"]
[{"$nulls":4},"1-4822-2428-3"]
[null,null,"Edizione",null,"[2nd edition.]"]
[null,null,"Descrizione fisica",null,"1 online resource (256 p.) : illustrations"]
[null,null,"Collana",null,"Mathematics manual for water and wastewater treatment plant operators Mathematics for water and wastewater treatment plant operators"]
[null,null,"Disciplina",null,"628.101/51"]
[null,null,"Soggetti",null,"Water - Purification - Mathematics"]
[{"$nulls":4},"Water quality management - Mathematics"]
[{"$nulls":4},"Water - Purification"]
[{"$nulls":4},"Water quality management"]
[{"$nulls":4},"Sewage - Purification - Mathematics"]
[{"$nulls":4},"Sewage disposal - Mathematics"]
[{"$nulls":4},"Sewage - Purification"]
[{"$nulls":4},"Sewage disposal"]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","Description based upon print version of record."]
[null,null,"Nota di contenuto",null,"Front Cover; Contents; Preface; Author; Chapter 1: Flow, Velocity, and Pumping Calculations; Chapter 2: Preliminary Treatment Calculations; Chapter 3: Primary Treatment Calculations; Chapter 4: Trickling Filter Calculations; Chapter 5: Rotating Biological Contactors; Chapter 6: Activated Biosolids; Chapter 7: Treatment Ponds; Chapter 8: Chemical Dosage; Chapter 9: Biosolids Production and Pumping Calculations; Chapter 10: Biosolids Thickening Calculations; Chapter 11: Biosolids Digestion; Chapter 12: Biosolids Dewatering and Disposal; Chapter 13: Water/Wastewater Laboratory Calculations"]
[{"$nulls":4},"Chapter 14: Wastewater Treatment Practice CalculationsAppendix A: Solutions to Chapter 14 Problems; Appendix B: Formulas; Back Cover"]
[null,null,null,"Sommario/riassunto","To properly operate a waterworks or wastewater treatment plant and to pass the examination for a waterworks/wastewater operator's license, it "]
[{"$nulls":4},"is necessary to know how to perform certain calculations. All operators, at all levels of licensure, need a basic understanding of arithmetic and problem-solving techniques to solve the problems they typically encounter in the workplace."]