It takes about over 500 people to build a turbine wowza!
The wings of an airplane are near-flat surfaces that plane the air.
People use construction tools to construct and build things.
548,098,7093
The earliest reference to paper airplanes I know is that Jack Northrop used paper airplanes in the 1930's to help in his ideas for flying wing airplanes.I believe that I can extend your history of paper airplanes back to at least 1908-1909.
Aerospace engineers build aircraft
Thousands of companies build airplanes.
yes
Companies that build airplanes
No
love
Airplanes effect the economy, because there are airlines who own and build the airplanes, and who manage filling, maintenance and all profits coming in off of the plane flights
enginners build rockets, airplanes, ect.
People use model airplanes because they like airplanes or the look of them.
People have airplanes to get from place to place faster, to get to inaccessible places, and to fight battles.
aluminum
Of course NO! Hobbies are common!