Created by AuroraDawn.
Link to the story: http://www.fimfiction.net/story/5381/Rainbow-Factory

Rating: Tragedy, Sad, Dark, Alternate Universe

Nopony truly knows how Rainbows are made in Equestria. But when Scootaloo and her friends fail their flight tests, they'll find out the truth to how the glorious Cloudsdale produces it's signature export... and at what horrifying cost.

Thank you WoodenToaster for your music. 
Link to his...
Song of Rainbow Factory: http://www.youtube.com/watch?v=YRx_iXgLAyw
Youtube Channel: http://www.youtube.com/user/WoodenToaster?feature=watch

Thank you BronyDanceParty for his animations.
Link to his...
Animation of Rainbow Factory: http://www.youtube.com/watch?v=4PjIhs72l0A
Youtube Channel: http://www.youtube.com/user/BronyDanceParty?feature=watch