[donozark]

My understanding is Iran uses a special type concrete. Harder than the norm. Built to withstand earthquakes. Natural and “man-made...”

[maine yankee]

My understanding is Iran uses a special type concrete. Harder than the norm. Built to withstand earthquakes. Natural and “man-made...”

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Did they use the ‘super-dooper’ ceement on the roads, bridges, and tunnels into the complexes as well ?

Did they use it on the housing complex of the troops protecting the complex ?