crusting The process of storing dry leather for conditioning or aging, during which time it absorbs water from the atmosphere until it reaches equilibrium with the relative humidity of its environment.
(it; absorbs; water; from the atmosphere; T:until it reaches equilibrium with the relative humidity of its environment; T:during which time) (it; reaches; equilibrium with the relative humidity of its environment)
it it
absorbs reaches
water from the atmosphere T:until it reaches equilibrium with the relative humidity of its environment T:during which time
equilibrium with the relative humidity of its environment