https://www.space.com/14379-apollo1-fire-space-capsule-safety-improvements.html
How the Apollo 1 Fire Changed Spaceship Design Forever | Space
Jan 27, 2012 - After the Apollo 1 fire, a tragedy that killed three astronauts in 1967, NASA changed its thinking about space capsule design and safety forever.
apollo 1 firechangedspaceshipdesignforever
https://www.space.com/10674-apollo-1-fire-nasa-disaster/2.html
Photos of the Apollo 1 Fire: NASA's First Disaster: Page 2 | Space
Jan 27, 2013 - The fire that claimed the lives of three NASA astronauts on January 27, 1967 exposed the dangers of space exploration.
apollo 1 fire