What is Inside a Hair Dryer? (1 of 2)

Discover the safety features in a hair dryer's plug. In the first of two videos on hair dryers, viewers watch as the plug for a hair dryer is taken apart. The video explains how a ground fault interrupt circuit in the plug works.

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Instructional Ideas

  • Have a hair dryer already taken apart so learners can see the actual components
Classroom Considerations

  • Pupils need to have basic understanding of electrical components, such as capacitors, resistors, and transistors
  • Individuals should also know what it means for something to be grounded electrically
  • The fourth in a series of 14 videos
Pros

  • Includes closed captioning and subtitles in several languages
  • Video provides some safety tips when dealing with electrical components
Cons

  • None