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What Is Engine Coolant?

by Jon Olson; Updated September 18, 2017

About engine coolant, or antifreeze, and why it's important. Learn what engine coolant or antifreeze is in this free auto repair and car care instructional video.

About the Author

Jon holds a Bachelors of Science in Education and human sciences degree, with an endorsement in Industrial Technology Education from the University of Nebraska in Lincoln. Additionally he studied multiple trades at Southeast Community College in Lincoln. He currently teaches multiple industrial technology classes at the high school level. In addition, he has worked in residential construction for several years.

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