Answer:
They prefer to use children in their businesses because they do not need to be paid, they can do unlimited work without getting any money. They cannot decline the work that is given to them.
Oil still plays an important role in the global economy despite the continued efforts to reduce its use and to find alternative green energy sources. In the early days, finding oil during a drill was considered somewhat of a nuisance as the intended treasures were normally water or salt. It wasn't until 1847 that the first commercial oil well was drilled in the Absheron Peninsula, Azerbaijan.1 The U.S. petroleum industry was born 12 years later, in 1859, with intentional drilling near Titusville, Pennsylvania. (Drilling in the United States began in the early 1800s, but they were drilling for brine so any oil discovery was accidental.)2
In rain storms methane gases into carbon, as it falls it turns into pieces of graphite and then into diamonds.
