01 March 2024

Life cycle assessments


 Which has the best life cycle assessment?  Do plastic bags or paper do the most environmental damage? The students were horrified that the plastic bag was more environmentally friendly. This sparked a tremendous environmental debate on how to make better paper bags or an alternative.

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Growing Crystals — Then Deliberately Changing Their Shape

Growing Crystals — Then Deliberately Changing Their Shape Two crystals can come from the same solution and look quite different. What would ...