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A comment on If Rockets Were Transparent [video]. Parent comment

Re:If Rockets Were Transparent [video] by SAI_Peregrinus on Friday May 15, 2020 @11:09AM (#23193032)
Nope, inside out. They're hollow, and the top section has a star cross section rather than cylindrical. The goal is to keep an overall constant pressure for the entire burn time.
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Re:If Rockets Were Transparent [video] by matt-attack on Friday May 15, 2020 @12:53PM (#23194361)
If you ever used a toy rocket as a kid, the engines had a long hole down the middle. Apparently the Space Shuttle uses the same idea:

https://www.siriusrocketry.biz/ishop/images/EstesStandardEng...

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Re:If Rockets Were Transparent [video] by dTal on Friday May 15, 2020 @03:31PM (#23196373)
Estes black powder motors are in fact end-burners:

https://farm8.staticflickr.com/7457/12472921013_aa92200267_k...

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Re:If Rockets Were Transparent [video] by bfieidhbrjr on Friday May 15, 2020 @11:13AM (#23193070)
TIL. That's amazing, thanks.
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Re:If Rockets Were Transparent [video] by wondringaloud on Friday May 15, 2020 @01:52PM (#23195110)
Which piece of it is amazing?
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