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This SLS Toxicology Test lesson plan also includes:
- Chemistry with a Conscience Overview
- SLS Toxicology Test (.ppt)
- Lab & Experiment
- Informational Text
- Student Reference
- Worksheet
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Ingredients in your shampoo are toxic enough to kill plants. The 16th installment of the series of 24 tests the toxicity level of various concentrations of SLS, a chemical found in nearly all shampoo. Learners prepare percent solutions and monitor seeds to determine the level of toxicity that impedes plant growth.
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Instructional Ideas
- Compare each concentration of SLS in the experiment to a different brand of shampoo
Classroom Considerations
- Allow time to acquire necessary materials and for set up
- Requires accurate percent calculations
Pros
- Includes important background information for both teachers and pupils
- Provides detailed student directions
Cons
- None