it will freeze and harden
try to thaw it, it may be very watery
What do you think happens when some air heats up and other air is cool?
"It" heats up,unless you were talking about that.
nothing
it heats up
It heats up
it heats up
Normally, it heats up.
heats up
it heats up
It heats up.
it heats up
it heats up