I don't know why I'm getting down votes for this, its a reasonable question. To ... | Hacker News

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benj111 on April 15, 2019 | parent | context | favorite | on: F-1 Thrust Chamber

I don't know why I'm getting down votes for this, its a reasonable question.

To answer my own question triethylborane is indeed used to ignite the main fuel.

https://www.quora.com/Why-was-Triethylborane-used-as-a-start...

refurb on April 15, 2019 [–]

You’re getting downvoted because you’re calling out an inconsistency that doesn’t exist. The fuel that doesn’t burn is separate from the pyrophoroc stuff used to start it.

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