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Paint that Changes Colour to Record Impacts (Level A1) — Man loading boxes from a truck onto a dolly.

Paint that Changes Colour to Record ImpactsCEFR A1

13 Apr 2026

LevelA1
A2
B1
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Adapted from Tufts University, Futurity • CC BY 4.0

Photo by chansu shin, Unsplash

Level A1 – Beginner
2 min
78 words
  • Researchers at a university have made a new paint.
  • The paint changes colour when a surface is struck.
  • The colour shows where the strike happened on the surface.
  • It also shows how hard the strike was.
  • The colour change stays on the surface as a mark.
  • The paint works without electronics or batteries.
  • You can brush, spray, or drop the paint.
  • It can go on metal, wood, plastic, and paper.
  • It might help helmets, shipped packages, and shoes.

Difficult words

  • researcher — person who studies and tests ideas
    Researchers
  • university — school for higher education and research
  • surface — top or outside part of something
  • strike — hit something with force or impact
    struck
  • electronics — small electric equipment and devices
  • battery — device that stores power for machines
    batteries

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Would you like a helmet that shows strikes? Why or why not?
  • Which thing at home could use this paint?

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