crystal fineries

The fine particles are mostly made from gases. There are four major origins for that gases which are responsible for these particles: rock (vaporized during combustion or casting), carbon from combustion, organic carbon, sulfates and nitrates. Take sulphur dioxide. It is created during engine combustion, but when it climbs into the atmosphere and mixes with rain it will become sulphuric acid. We all probably know very well what that will do- since it is highly corrosive and dangerous in concentration. French Spiderman Alain Robert has finished his latest climbing the tallest building in the world. Alain has successfully reached the top of the tapered spire higher than the 160th floor with the building. The 47-year-old is known for climbing buildings all over the world just using bare hands and climbing shoes.