Question

why the pressure of the atmosphere does not break glass windows​

Answer 1

Answer:

The hole in the window allows the air pressure from the cabin to bleed through it and relieve some pressure, and put stress on the outermost pane of glass, instead of the inner pane which is closest to the passenger.

Answer 2

Answer:

There are two main features airplane windows which prevents them from breaking. ... The hole in the window allows the air pressure from the cabin to bleed through it and relive some pressure , and put stress on the outermost pane of the glass, instead of the inner pane which is closest to the passengers.