This is one of several short-term courses developed to assist in the training of waste water treatment plant operational personnel in the tests, measurements, and report preparation required for compliance with their NPDES Permits. This Staff Guide provides step-by-step guidelines on course planning, development and implementation involving…

This is one of several short-term courses developed to assist in the training of waste water treatment plant operational personnel in the tests, measurements, and report preparation required for compliance with their NPDES Permits. This Staff Guide provides step-by-step guidelines on course planning, development and implementation involving…

This laboratory manual presents information and techniques dealing with aquatic microbiology as it relates to environmental health science, sanitary engineering, and environmental microbiology. The contents are divided into three categories: (1) ecological and physiological considerations; (2) public health aspects; and (3)microbiology of water…

This manual reviews chlorination practices in the treatment and disposal of wastes from the earliest known applications. The application of chlorination for various purposes is described but no attempt has been made to compare chlorination with other methods. Included are chapters on the development and practice of wastewater chlorination,…

This manual is designed for use by instructors who will have to teach others the basic laboratory skills needed to perform National Pollution Discharge Elimination System (NPDES) Analyses. It includes topics related to the presentation of training courses in which the NPDES analyses would be taught. These topics include: examples of course…

This manual for industrial wastewater monitoring covers the philosophy of monitoring needs, planning, sampling, measuring, and analysis. Sufficient detail is given for those who wish to explore more deeply some of the practical and theoretical aspects of any of the phases of a monitoring program. A logical procedure is suggested and direction…

An analysis of survey responses from a sample of medical laboratory technicians on competency characteristics for their occupation is presented in this document. (Medical laboratory technician is one of seventeen occupation groups included in this research.) The competencies are reported in five categories: (1) those competencies selected by the…

This is one of several study guides on contemporary problems produced by the American Association for the Advancement of Science with support of the National Science Foundation. The primary purpose of this guide is to provide a student with sufficient practical and technical information to begin independently practicing holography, with occasional…

This study, part of an instructional development project, explores the effects of three different representations of functional algorithms in an introductory chemistry laboratory. Intact classes were randomly assigned to a flowchart, list, or standard prose representation of the procedures (algorithms). At the completion of 11 laboratory sessions,…

This document provides a laboratory manual for use by secondary level students in performing consumer-oriented laboratory experiments. Each experiment includes an introductory question outlining the purpose of the investigation, a detailed discussion, detailed procedures, questions to be answered upon completing the experiment, and information for…

This book is designed to give administrators and faculty a model to follow in developing and maintaining a Learning Center of any size at any educational level, from preschool to college. Basic to the Learning Center concept presented here are the following four services: (1) a multimedia library, (2) audiovisual services, (3) nontraditional…

The final report evaluates the activities of the first nine weeks of a project designed to develop a curriculum guide for a school-model store at a North Dakota high school. The program combines the favorable aspects of both the school store and the model store, providing "live" experiences as well as simulated ones. The Distributive…

Reading students whose reading skills are being improved need to learn expository writing in order to be able to organize and express thoughts on paper. This document presents a systematic approach for teaching writing as part of the total communication process and consists of five units. "The Expository Paragraph," designed for use in a skills…

Reported is a study comparing two laboratory teaching methods used with a college level general physical science course. The criterion instruments used were: (1) Watson-Glaser Critical Thinking Appraisal; (2) The Sequential Test of Educational Progress; (3) Nelson-Denny Reading Test; (4) Welch Science Process Inventory; and (5) The Smith Appraisal…

This newsletter contains student experiments and demonstrations suitable for secondary chemistry instruction as well as laboratory safety tips, book reviews and several activities involving the chemistry of winemaking and crime detection. Articles include those on carbon disulfide bonding, the electrolysis of sodium chloride, a simple and accurate…