Building Industry In Old Times Chapter 22

A large part of Siberia's soil is still a combination of limestone, dolomite and refractory clay.

The appearance of clay indicates the abundance of surrounding mineral resources, so it is normal to be found together with saltpeter mines.

Moreover, Luzhuang is already on the edge of the grassland. According to what Owen Wu said before, there is a swamp to the north. It is not uncommon to find clay at the junction of the wetland.

Before, Roman Lu asked Logan Lu Lu to exchange the clay because he thought that this was just a simple grassland.

But I didn't expect that I would end up in Siberia.