/sci/ - Science & Math

>try to build a nitrous oxide thruster
>show project to experienced engineer
>he tears into it and strongly suggests that I don't try to use it for my safety
>repurpose nos systems to try to make a hybrid motor
>cast rubber
>doesn't set
>but sets enough to hold in bore rod
>cant open case to push out the bad rubber
>mrw
A whole year and $1000 wasted. I want to keep trying, but I wonder if I should give up and save my money.