PREVIEW
... ounter also made Lin Yue more determined to build short- and medium-distance rail-type express trains and elevated railways.
It takes nearly two hours to drive back and forth to the saltpeter mine, but if the elevated railway runs the train, it can cut the time in half or even less.
Thinker
Not to mention, it is possible to encounter some mutant creatures less often, or even not at all.
Of course, this has to be based on the huge storage of saltpeter mines.
If ...
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