Water Operator Certification Exam Prep


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This book offers 1,400 plus practice questions and answers so that you can take your water operator certification exam with confidence.







Operation of Wastewater Treatment Plants


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EPA 570/9


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EPA Publications Bibliography


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Directory of Federal Laboratory and Technology Resources


Book Description

Describes the individual capabilities of each of 1,900 unique resources in the federal laboratory system, and provides the name and phone number of each contact. Includes government laboratories, research centers, testing facilities, and special technology information centers. Also includes a list of all federal laboratory technology transfer offices. Organized into 72 subject areas. Detailed indices.