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Breathing of air in Beijing during one day will be equal to the fact that you smoke 21 cigarettes.
20 Shocking Facts About China That Will Surprise You!
TOP 10 Attack Helicopters of the World And the Present
For half a century, attack helicopters have made a significant contribution to the total strength of the military forces of various countries. Impact helicopters are capable of hitting ground, sea and even air targets. Such helicopters carry a deadly threat to any tank or other armored unit of military equipment. Most countries have long equipped their military forces with similar “machines” and some of them even entered the ranking of world leaders ...