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Plastic food packaging: simply awful, or is it more complicated?

February 1, 2022 | Issue 56

Why is food sold in packaging? Do we really need it? And if so, what materials are best? These questions are more complex than they seem and the answers may surprise you.

Ages: 11-14, 14-16, 16-19; Keywords: Carbon footprint, Food waste, Plastics, Sustainability


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Teach Materials for Activity 2: Investigating redox chemistry with destaining agents

Household chemistry: solvents and stain removers

February 1, 2022 | Issue 56

Clearing up chemistry: household products like nail polish remover and laundry detergent can be used to demonstrate chemical concepts like intermolecular forces and redox reactions.

Ages: 11-14, 14-16, 16-19; Keywords: Chemical reactions, Redox reactions, Molecular forces, Solvents


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