How Umbrellas Are Made to Withstand Wind

[@Ug8an.]

Great history of simple things.

[@JohnJonny-h1z]

Informative 👍

[@ronaldkiplagat6034]

This channel is really amazing 😍

[@rungsakthongmuk8538]

How amazing they are!

[@jadenephrite]

@ 2:27 a double canopy umbrella is Windbrella which has upper vents allowing the wind to escape and prevent it from flipping the umbrella inside out.