the particles in the solid vibrate so fast that they break free from their fixed positions
Of course steel melts. That is how is shaped into steel objects.
=it melts==it melts==it melts=
When something melts it turns into a liquid
What can happen when the glacier melts in a cirque
... it melts... and becomes part of the ocean.
Melts into a liquid.
It melts
It is black and melts
It melts
It melts
. it melts
it melts