Different economists have found out that although contemporarily the most popular trend
is towards increasing role of the services, a great percentage of the GDP of the significant percentage of countries on the Earth is referred to the industry
. It is indicated by the fact that, above all, this area of economy is quite likely to be an important element of the existence of the mankind even in the farthest predictions for the future. It is implied by the fact that due to it we have been given with different inventions like for instance motorways, skyscrapers, cars
, airplanes etc.