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Thanks Norsk. I'll have a look around.

For ease, http://www.geom.uiuc.edu/education/math5337/linkage/linkage1.gif for reference. Can anybody tell me what comparatives lengths k, m and j should be to get the most possible movement for Q? That is, how would I need to set this up so that a line drawn by movement at point Q can be the...

ChemOxGuy, Thr line of stoichiometric composition doesn't seem to agree with my results. Perhaps I'm reading it wrong. It looks to be suggesting about 4:1 ethanol to hydrogen peroxide. More or less reverse of my calculations. That's brilliant if it's correct - cheaper and safer. What's going...

Thanks Vitbos. I don't think civilians can purchase better than a 50% solution of Hydrogen Peroxide in Water in Europe (don't quote me). That's still pretty potent stuff. I think the navy must have been going for - 2H2O2 --> 2H20 + 02 Which I'm pretty sure I've heard of this being used in...

I'm designing an internal combustion engine for use under water. The fuel will need to contain it's own oxygen, so I'm looking for a monopropelant rocket fuel. I'm toying with Hydrogen Peroxide and Ethanol, with some water for stability and for better expansion. I'm not great with the...