Technology

Almost 300 million new users join social media every year.

Approximately 1,400 archeological sites were destroyed by the reservoir water, and the overall appearance of the Three Gorges changed.

The World Health Organization considers kerosene a polluting fuel and recommends that "governments and medical practitioners immediately stop promoting its use in the household."

The history of the Internet dates back to the late 1960s.

The idea of building a dam on the Yangtze River arose in 1918.

Naphtha, one of the lighter (0.78-0.81 g/cm3) fractions of petroleum, is almost as old as medicine.

Although the construction increased control over flooding, the volume of water held by the dam increased the number of earthquakes.

The author of the first website was Tim Berners-Lee, who published it in December 1990.

The machine’s international air code is UR-82060 and the call sign is ADB350F.

Tungsten steel contains 2% to 18% of this element. It is extremely resistant to heat, corrosion and wear.