A Cultural History of Food in the Medieval Age (The Cultural Histories Series)

Description

AWWA’s Water System Operations (WSO) series is the leading operator certification training, aligned with current Association of Boards of Certification (ABC) Need-to-Know criteria and offering training based on experience and certification level. _x000d_
Water Treatment, GradesIII and IV, is organized into15 chapters addressing core test content on certification exams. Chapters discuss regulations, operator math and chemistry, and specific treatment processes in detail. Other chapters cover water quality testing, electrical and monitoring systems, treatment plant safety, and monitoring and recording requirements. Everything you need to know to pass your GradeIIIandIVexam is included in this book. _x000d_
To reinforce learning, the book includes full-color illustrations and links to video clips, as well as questions at the end of each chapter. _x000d_
Key Features: _x000d_
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Developed in accordance with the latest ABC criteria _x000d_
Focuses on specific experience and certification level _x000d_
Includes additional study questions at the end of each chapter _x000d_
Access to more than 100 videos for additional learning is included