Question

Aeroplane cabins are said to be pressurised. What do you mean by this? Why is it done?​

Answer 1

Answer:

To recap, airplanes are pressurized because it protects pilot, crew and passengers from hypoxia. Airplanes are designed to pump air into the cabin to mimic the 14.7 pounds per square (PSI) of pressure that's found at sea level.

Answer 2

Answer:

airplanes are pressurized because it protects pilot, crew and passengers from hypoxia. Airplanes are designed to pump air into the cabin to mimic the 14.7 pounds per square (PSI) of pressure that's found at sea level.