As it cools it solidifies, So you can make a mould around a piece of metal, melt it into the mould and when it cools it would change back into a solid to the shape of the mould.
Solidify...?
When purified solid metal is heated under very high temperature it changes to liquid metal .This liquid metal is called molten metal .
Molted
Iodine is a purple-black non metal that changes to a deep purple gas when heated.
molted means to shed your skin
When water changes into a solid it becomes a solid!
Physical changes are changes that only change the appearance of an object, but not the type of matter. For example, if a metal bike rusts the bike will still remain a solid. That is a physical change.
A solid (metal).
Neptunium is a solid metal at room temperature.
If you mean story wise then I believe it goes: Metal Gear Solid 3: Snake Eater Metal Gear Metal Gear 2: Solid Snake Metal Gear Solid Metal Gear Solid 2 Metal Gear Solid 4 But I may be wrong, and that isn't counting either of the Portable Ops games.
Metal Gear Solid, Metal Gear Solid 2: Sons of Liberty and Metal Gear Solid 3: Snake Eater
It is a metal that contains many qualaties it is usually hard and does not bend and is solid and usually a metal.