Electricity is a crucial part of our day-to-day life, but working with it can be a dangerous job. So who keeps the power flowing? Filled with interesting text and colorful pictures, this title allows children to meet the professionals who help control the comforts and necessities provided by electricity. Additional features include a table of contents, informational captions and sidebars, a phonetic glossary, sources for further research, an index, a Think-About-It section, and an introduction to the author.