TOC can refer to different things depending on the context. Here are some possible meanings:
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Total Organic Carbon: In the context of water quality, TOC is a measure of the total amount of carbon in organic compounds in pure water and aqueous systems. It is used to monitor overall levels of organic compounds present.
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Table of Contents: A TOC is a list of the chapters or sections of a book or document, usually located at the beginning, that outlines the structure of the content.
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Tactical Operations Center: A TOC is a command post for police, paramilitary, or military operations. It usually includes a small group of specially trained officers or military personnel who guide members of an active tactical element during a mission. Most permanent tactical operations centers are highly technical and contain a number of advanced computer systems for monitoring operational progress and maintaining communications with operators in the field.
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Theory of Constraints: The Theory of Constraints (TOC) is a philosophy of management and continuous improvement originally developed by Dr. Eliyahu M. Goldratt. It is a way of thinking about how to improve systems by identifying and removing constraints that limit performance.
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Total Organic Carbon in source rock: In geology, TOC is the concentration of organic carbon in source rock. It is a measurement of the organic richness of sedimentary rocks.
It is important to consider the context to determine the meaning of TOC.