Although the construction increased control over flooding, the volume of water held by the dam increased the number of earthquakes.
The Western Sichuan region of China was already an earthquake-prone area, but since the dam was constructed, it actually increased the number of geological disasters.
In the first half of the 19th century, intensive attempts were made to obtain more efficient and cheaper fuel than the various types of oil and their mixtures used to date.
To this end, research was conducted on crude oil, from which kerosene was obtained by distillation. ...
