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The British Black Arrow used hydrogen peroxide as the oxidizer and reached orbit in 1970 (demonstration) and 1971 (only payload carrying launch.)
by pfdietz 2y ago
The British Black Arrow used hydrogen peroxide as the oxidizer and reached orbit in 1970 (demonstration) and 1971 (only payload carrying launch.)
- lo_zamoyski 2y agoMore about Black Arrow [0], which used a mixture of hydrogen peroxide and water (85% concentration), which apparently is quite common. So the improvement introduced by the ILR-22 AMBER is the use of a 98% concentration. [0] https://en.wikipedia.org/wiki/Black_Arrow https://en.wikipedia.org/wiki/Black_Arrow [1] https://en.wikipedia.org/wiki/ILR-33_AMBER https://en.wikipedia.org/wiki/ILR-33_AMBER