Ukraine crisis: Aftermath of rocket attacks on coking plant
A vast city-sized coking plant on Ukraine's frontline, which before the war produced $2.4m worth of coke every day, has now has seen production cut to a third of that.
It is a microcosm of the economic importance of the East for Ukraine's economy which is suffering because of the war.
The BBC's Tom Burridge visits the factory in Avdiivka, a town which has been the scene of heavy fighting in recent days.