00:00Why are airplane windows round and small, unveiling the design reasons.
00:09There is a special reason behind the design of airplane windows.
00:13Have you ever wondered why airplane windows are so small and round?
00:16This design is not just for beauty, there are many other reasons behind this.
00:23Windows were square before the 1950s.
00:25The round window is not always there in airplanes.
00:28Before the 1950s the windows were square shaped.
00:31There are special reasons for the change in this.
00:36Round windows are more secure.
00:38There is a reason why airplane windows are round.
00:41This helps in making the aircraft safe and strong.
00:44The round window helps in spreading the pressure.
00:49Round windows are stronger.
00:51The round shape reduces the chances of the window breaking.
00:55This is especially important when the aircraft is flying at higher altitudes.
01:02If the window is square, more pressure falls on the corners.
01:04If the windows are square, more pressure builds up at their sharp corners.
01:08This breaks the glass.
01:09This happened in three accidents between 1950 and 1954.
01:18Round windows are easy to strengthen.
01:20After these incidents, the shape of the aircraft windows was changed from square to round.
01:26Round windows are easy to strengthen.
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