Properties of Adhesives: A Sticky Situation: 03 Battle of the Glues
Summary
In this hands-on laboratory lesson, students create and compare two different glues made from household materials to explore how chemical reactions can produce new substances with distinct properties. Students evaluate each glue using green chemistry criteria—cost, safety, and performance—and investigate how starting materials, energy use, and waste generation influence sustainability. Through experimental design, observation, and evidence-based comparison, students deepen their understanding of mixtures vs. chemical reactions, properties of matter, and how biomimicry and green chemistry enable safer, more sustainable adhesive technologies.
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