Underground, is that correct? >> there are lots of parts of underground facility, it is a large steel mill, capacity of the steel mill used to be over 70 million tons, currently about 4, 4 1/2 million steel tons a year, it's about 1,000 hectares, employed 11,000 people at the beginning of this aggression and yes, obviously, lots of underground facilities there. every shop would have an underground bomb shelter which was built during the cold war and would tympanic rarely how's about two shifts of the employees of the middle which is about 4,000 people could hide in the shelters in any given mo...