【Haichuan Expands Horizons】Do you know how large pipelines were built a hundred years ago?
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Pipelines made of wood and steel wire as materials
Flammable and explosive substances; those that are corrosive present difficulties
A hundred years ago, there wasn’t much industry; looking at these thick pipes, they were probably just used for drainage
:Lol, am I overthinking it? In that era, pipes of that specification were used for transporting water, right? For anything else? ? ? Right, right now it can only be used for water; P
With one set of such devices, an entire forest disappears
China’s version is more advanced; it uses bamboo strips to bind and transport the brine