Big BP skyrocket

[pryonubby]

yup 90% of the mix is BP, 10% is charcoal

[PoopSwindler]

when you say 10% charcoal are you adding 10% to the BP or only using 10%?

[pryonubby]

This is a core burner. The core is about 3/4 down the rocket.

[halfalehman]

core or end burner?