Freezing drying is a process in which water is removed as vapor directly from ice, without passing through the liquid state.
(Freezing drying; is; a process in which water is removed as vapor directly from ice, without passing through the liquid state) (water; is removed directly; from ice; L:a process)
Freezing drying water
is is removed directly
a process in which water is removed as vapor directly from ice, without passing through the liquid state
from ice L:a process