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Sulphuric/Sulfuric Acid Technology Manual is the original web site for information on the design, operation and maintenance of sulphuric acid plants. This web site offers the only unbiased source of information for the industry.	The University of British Columbia"s online pH tutorial provides comprehensive, self-directed modules covering fundamental acid-base concepts. The resource is structured for first-year university chemistry students and includes interactive, self-check quizzes.