Lesson plan

Class I

Class I may refer to: *Class I antiarrhythmic *Class I electrical appliance, a device constructed according to electrical grounding specifications in the IEC 60536-2 standard *Class I bacteriocin, a type of toxin produced by some bacteria *Class I biosafety cabinet *Class I laser, a type of eye-safe laser defined in the ANSI Z136 standard *Class I rail carrier, a type of major freight railroad company in Canada *Class I railroad, a type of major freight railroad company in the United States

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Article summary

Class I may refer to: *Class I antiarrhythmic *Class I electrical appliance, a device constructed according to electrical grounding specifications in the IEC 60536-2 standard *Class I bacteriocin, a type of toxin produced by some bacteria *Class I biosafety cabinet *Class I laser, a type of eye-safe laser defined in the ANSI Z136 standard *Class I rail carrier, a type of major freight railroad company in Canada *Class I railroad, a type of major freight railroad company in the United States

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.