# 89: Listener feedback, High power rocket safety, and Rocksim 10

In this episode: CG and Tripoli Northern Ohio http://northernohiotra.com Prefect Chris Pearson discus high power rocketry safety tips to use during prepartion phases before launch. This advice encompasses all of the recent Tripoli recommendations as well. We get some interesting thoughts & design modifications from a listener on CG's centrifuge tube ejection charges. CG and Gheem take their first peak at Rocksim 10! https://www.apogeerockets.com/RockSim/RockSim9_Features