plumbing

If you pay attention, you will see that the lavabo drainage pipe has a curved shape, the first part bends down and then goes upwards, what purpose does it do?

Our ancestors had extremely unique knowledge of metallurgy, mathematics, chemistry, astronomy and more.

Forbidden City escapes flood thanks to the ancient plumbing system, while floods flood throughout the cities in China.

Let's review the things from ancient Greece and Egypt and still make our lives easier and more comfortable.

In order to diversify the supply of electricity, the Japanese government is considering the possibility of building generators from clean water pipes to households.

Although not good at calculating, the Romans were geniuses in shaping, experimenting, designing and building works for life.