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A purge stream is a portion of a recycle stream that is withdrawn to prevent the buildup of a material that remains entirely in the recycle stream.

Not clear on how this works, or how to solve a material balance problem on a system with a purge? Check out the video above for a tutorial with an example of a system with and without a purge stream to understand the purge process. 

This video tutorial is part of the  by the faculty of University of Colorado Boulder, Department of 91成人短视频 & Biological Engineering. If you're looking for more explanations of chemical engineering topics, from to  to , the is a must. Check out the list of all