Aerospace engineers build aircraft
A and P [ airfames and powerplants
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!