Start here... For those who are interested in the very basic of slalom water skiing through a slalom course, see the following and video below. There are a lot of rules to go along with it, but simply put; a boat travels straight through a set of 26 buoys.
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Effluent, in engineering, is the stream exiting a chemical reactor. Effluent is defined by the United States Environmental Protection Agency as wastewater - treated or untreated - that flows out of a treatment plant, sewer, or industrial outfall. Generally refers to wastes discharged into surface waters.