It all comes down to safety.
The Real Reason You Have to Stow Your Tray Table When You Take Off and Land
The Real Reason You Have to Stow Your Tray Table When You Take Off and Land
Flights: Flight attendant reveals why tray table must be folded up during take-off, Travel News, Travel
Why do flight attendants instruct passengers to keep their seats upright, tray tables closed, and window shades opened during take off and landing? - Quora
Flying with a Toddler? Here's Everything You Need to Know
Controlling Home Heating Temperature Smart Home: стоковая фотография (редактировать), 1584383977
A Flight Attendant Explains When You Should — and Shouldn't — Use the Call Button
Phone off, tray table up: the reasons behind the rules of air travel
21 ways to make your economy class seat more comfortable while flying
Why Flight Attendants Always Sit on Their Hands During Takeoff and Landing
You Should Never Use This Part of an Airplane Seat—Here's Why
Flight attendant explains why tray tables and seats must be up when landing - Daily Star
What Happens When You Don't Turn Off Your Cell Phone on a Plane?
Why do flight attendants instruct passengers to keep their seats upright, tray tables closed, and window shades opened during take off and landing? - Quora
Secretlab's Magnus Desk Is a Magnetic Wonder for Cable Management