The German army used chlorine gas as chemical warfare in WWI. The 17th video in a series of 118 about chemical elements discusses the element chlorine. It introduces basic facts and some fascinating experiments proving the dangers associated with chlorine.

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CCSS: Adaptable
Instructional Ideas

  • Discuss the use of chlorine in war
  • Describe the importance of chlorinated swimming pools
Classroom Considerations

  • Consider the maturity of pupils, as it discusses chemical warfare and adultery

  • Provides subtitles in English, French, and Portuguese for ELLs
  • Shares experiments too dangerous to perform in most classrooms

  • None