Lesson plan
HydroSack
A HydroSack or a HydroSnake is a brand name for a flood control sandbag alternative made by Gravitas International of Cheshire, North West England. They are very lightweight and thin until they come into contact with water, then they begin to retain water until they have reached capacity. The devices then resist any further water excess. These can be used to absorb, resist and redirect flowing water.
Article summary
A HydroSack or a HydroSnake is a brand name for a flood control sandbag alternative made by Gravitas International of Cheshire, North West England. They are very lightweight and thin until they come into contact with water, then they begin to retain water until they have reached capacity. The devices then resist any further water excess. These can be used to absorb, resist and redirect flowing water.
Key claims
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- 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.