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from io9

Why Is There A Hole In Airplane Windows?

Here’s a question you’ve probably asked at some point in your life. Most likely you’ve asked it in passing, while parked in seat on a flight to... wherever: What’s with that little hole in the airplane window?

from io9

Why Is There A Hole In Airplane Windows?

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from io9

Why Is There A Hole In Airplane Windows?

Why Is There A Hole In Airplane Windows? It serves as a bleed valve, allowing pressure between the air in the passenger cabin and the air between the outer and middle panes to equilibrate.

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from Travel + Leisure

The Real Reason Why There's a Tiny Hole in Airplane Windows

Do you know why airplane windows have that tiny little hole? Air Charter Service have the answer!

from Business Insider

Why airplane windows have tiny holes

It’s time for another sky-high edition of What’s That Thing, Slate’s column that examines the details of the world that are hiding in plain (or plane) ...

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from Business Insider

Why airplane windows have tiny holes

from BuzzFeed

100 Incredible Views Out Of Airplane Windows

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