History Questions : History of the Insulated Coffee Mug

344 views · Published 22 May 2009 · 1:22 · Indexed 20 September 2026

Channel: ehow · 2009 · Howto & Style

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The insulated coffee mug was developed in the late 1800s by Del Mar to keep liquids cold or hot while traveling. Understand the development of this portable device with answers from an experienced teacher in this free video on world history.

Expert: Diane Winans
Bio: Diane Winans is a teacher of history, English and other core subjects with more than 40 years of experience in Ft. Worth, Texas.
Filmmaker: Kevin Haberer

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