Magnesium simply shouldn't be used where intense heat is likely to occur. Therefore, no buildings, no warships and no military aircraft should have it in their structures. The Brits were nuts to use it in their warships, but even they learn.

Titanium, as stales said, goes through a range of colours when it's heated, and this colourisation can be controlled quite minutely by the application of heat at the point when the colour is desired. Me missus has a real liking for expensive titanium earrings which are made in a range of colours by just that process. Whoever invented the method should be taken out and shot ...


The idiot also known as Capfka ...