The worst aircraft accident in history was definitely, in my opinion, the Tenerife airport disaster. It was very morbid what with all the deaths. Want more info? Go to wikipedia and search it.
What exactly constitutes the single "worst" trucking accident in Canadian history is subjective. However, a compilation of some of the worst truck accidents can be found on YouTube.
The worst railroad accident to ever have occurred in the United States of America was the Great Train Wreck of 1918. It is considered to be the worst accident in American history.
the reactor accident at the chernobyl nuclear power plant.
The Chernobyl nuclear accident.
An aircrafts logbook is a book in which the mechanical history of the aircraft is kept. Any work done on the aircraft will be recorded there, wether it is a required inspection or repair due to an accident or incident.
A long time ago in a galaxy far far away...
Three Mile Island, Pa, 1979
Pacoima aircraft accident happened on 1957-01-31.
Aircraft Accident Investigation Commission ended in 2001.
Aircraft Accident Investigation Commission was created in 1974.
The worst aircraft accident in history - that is, the accident that resulted in the most fatalities - occurred on 27 March 1977 when a KLM Boeing 747 passenger jet collided with a Pan Am Boeing 747 passenger jet on the runway at Los Rodeos Airport at Tenerife in the Canary Islands. The collision killed all 248 people on board the KLM jet and 335 of 396 people on the Pan Am jet, for a total of 583 fatalities. Follow the related link below for a detailed account of this accident.
Chernobyl is famous for the worst nuclear power plant accident in history.