Before-and-after imagery shows the AVT-9 primary crude distillation unit at Russia's Novokuybyshevsk refinery after a Ukrainian drone strike.

Before-and-after imagery shows the AVT-9 primary crude distillation unit at Russia's Novokuybyshevsk refinery after a Ukrainian drone strike. AVT-9 processes 4,700 tons of crude per day, handling the initial desalting, heating and separation of crude into core fuel fractions.