Cooling down the bell: After all the strenuous work, peace reigns while the metal cools.
Then turn off the torch, allow the metal to cool and inspect your work.
It did not; the metal of the grille was barely warm to the touch, and cooling rapidly.
Normally the metal in the mold cools at a certain rate relative to thickness of the casting.
The violent arcing had stopped, and the metal was cooling rapidly.
But by the time he awoke, the metal had cooled.
Neelix touched Seven's hand and gave it a warm squeeze, the metal of her implants cool against his skin.
When the metal cools again it will remain in the hot shape, until deformed again.
The metal cooled slightly before the additional pouring and this left a crack most of the way round the top of the head.
After the metal has solidified and cooled, the casting is separated from the sand mold.