Wednesday, 25 January 2023

Comparing Alcohols



 Comparing the burning of different alcohols by colour and rate of burning. It's always interesting when asked to compare substances. The students usually suggest taste - then they read the bottle labels.

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Day 6 – Hair, Fur, and Fibres

  Day 6 – Hair, Fur, and Fibres What’s That Strand? A Microscopic Tour of Hair and Fibres Collect: Human hair (different colours, thick...