It is impossible to imagine modern technologies without copper. This metal is used in various fields of industry, and humanity consumes it a lot! Fortunately, copper isn’t toxic, and therefore it doesn’t bring any harm to the environment.
The efficiency of agriculture and cattle breeding depends on the soil, so some regions of the Earth are more fertile than others. Unfortunately, improper use of the soil often leads to the desertification of vast territories that turn into barren wastelands.
The Boeing B-17 Flying Fortress military aircraft has rightfully earned its name. It was widely used by the US Air Force during the Second World War, having proven itself from the best side. The combination of innovative weapons and reliable armor made the B-17 one of the best bombers of its time.
Lead has been widely used by mankind since ancient times, but our ancestors didn’t know that this metal is not only useful but also extremely toxic. The number of victims of lead pollution is estimated at millions of people, and it is constantly growing.
Many scientists believe that solar energy will become the main energy resource for humanity in the nearest future. Solar panels are widely used in various countries around the world, and their popularity will undoubtedly grow.