Parachutes would add weight to the aircraft. Also, the passengers on board would not know how to use a parachute even if they had one, or might not be able to. An event in a passenger aircraft that might need a parachute would be very rare anyway.
Some smaller aircraft have 'BRS' parachutes which parachute the whole aircraft to the ground.
Commercial airlines do not carry parachutes as there is unlikely to be a situation which would merit their use. The costs (not neccesarily meaning financial costs) would far outweight the benefits.
there's a company that makes them for light aircraft
You call someone who drops from an aircraft by parachute a skydiver.A skydiver, parachuter, or parachutist.
Someone who drops from an aircraft by parachute is known as a skydiver or paratrooper. They were used extensively by the military during World War II.
skydivist
Parachute may be a noun or a verb.As a noun it means "a cloth canopy that fills with air and allows a person or heavy object attached to it to descend slowly when dropped from an aircraft, or that is released from the rear of an aircraft on landing to act as a brake."Example: You need a parachute to jump our of an airplane.As a verb it means "drop or cause to drop from an aircraft by parachute"Example: He will parachute from an airplane for the first time tomorrow.They plan to parachute when they drop the supplies.or "appoint or be appointed in an emergency or from outside the existing hierarchy."They will chose someone to parachute into the position quickly.
Airbus A -380 can carry maximum passenger in the world. Its a biggest passenger aircraft in the world.
Concorde
Yes
No passenger aircraft can be idle in the air. Only a few number of military aircraft can do that. It is called hovering.
The Boeing Corporation produces passenger aircraft, cargo aircraft, military aircraft, and helicopters.
Boeings newest passenger aircraft is the 787
They are called aircraft passengers. What else do you think?