A question...
Didnt Magnesium have a flight heritage for a short time until there were a few fires involving it?
I remember hearing of an incident where a student was machining a block of what he thought was Al, all of a sudden he noticed that some of the shavings were burning in a white hot flame- turned out he was working with a block of magnesium. so while Al CAN burn hot, its harder than it is with Titanium, or magnesium...