General Knowledge · 2
What optical instrument did the inventor of Velcro use to closely study the burrs stuck to his dog's fur?
Answer
A microscope
George de Mestral examined the hooked structure of the burrs under a microscope, which revealed the tiny hook mechanism that inspired Velcro's hook-and-loop design.
💡 Did you know?
Velcro was invented by a Swiss engineer who noticed burrs stuck to his dog after a hunting trip and examined them under a microscope.
Other options people guess
- A magnifying glass
- A telescope
- A stereoscope
Topics
- inventions
- science
- history
- everyday-objects
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