⏬️It sounds like nonsense. After all, concrete doesn’t float. But just like a steel ship, it stays afloat thanks to its shape and the water it displaces. And so, during the previous regime, experiments began. Steel was a strategic raw material for both industry and armaments. Tugboats were supposed to pull reinforced concrete barges loaded with sand, grain, or other cargo down the rivers. It worke...
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Robert, they wrote it in the Soviet newspaper Pravda, so it must be true.... ;)
I remembered that, too :-D