Technology

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

An-225 Mriya is the second-largest aircraft constructed to date.

During a flight held on 22nd March 1989, An-225 Mriya set 106 world records.

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 first building constructed primarily of steel was the Home Insurance Building in Chicago, USA, completed in 1885. 

Modern steelmaking began in 1855.

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

The An-225 Mirya has been used commercially by Ukraine’s Antonov Airlines since 2001.

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

The aircraft was destroyed by Russian aggressors in February 2022.