There was an incident during the Apollo Program where they were venting off LOX after a test on the pad, and a car driving nearby burst into flames for no apparent reason. Another car stopped to help, and it also burst into flames. After that, they changed some of the pad crew rules.
curahee5656 t1_j6iraxj wrote
Reply to TIL In the 60s/60s NASA would use brooms to detect flames from Hydrogen leaks as they were odorless & colorless. by Wandering_Lights
There was an incident during the Apollo Program where they were venting off LOX after a test on the pad, and a car driving nearby burst into flames for no apparent reason. Another car stopped to help, and it also burst into flames. After that, they changed some of the pad crew rules.