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Re:Daredevil “Mad Mike” Hughes killed in rocket crash outsid... by justin66 on Sunday February 23, 2020 @02:42PM (#22399038)
You probably know this, but one can quite successfully skip the kerosene entirely and just use peroxide as a monopropellant with a silver catalyst.

Presumably Hughes's belief system demanded that all his silver exist in coin form, hoarded and buried in the backyard, or something.

Re:Daredevil “Mad Mike” Hughes killed in rocket crash outsid... by wolf550e on Monday February 24, 2020 @07:18PM (#22409789)
117 seconds specific impulse [1] is miserable. It is possible [2] to reach orbit with that, but not efficiently.

1 - http://www.astronautix.com/h/h2o2.html

2 - https://space.stackexchange.com/a/8720