Friday, 1 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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Diffraction

  Shining a red laser through a narrow slit? You’ll see diffraction in action! The light bends and spreads out, creating a pattern of bright...