The darkening of the air mass indicates the condensation of vapor to liquid, and finally precipitation is released as ice and water droplets form in the very dark cloud at the highest altitude.
(The darkening of the air mass; indicates; the condensation of vapor to liquid) (precipitation; is released; T:as ice and water droplets form in the very dark cloud at the highest altitude; T:finally) (ice and water droplets; form; L:in the very dark cloud at the highest altitude)
The darkening of the air mass precipitation ice and water droplets
indicates is released form
the condensation of vapor to liquid
T:as ice and water droplets form in the very dark cloud at the highest altitude T:finally
L:in the very dark cloud at the highest altitude