context: Aluminum is a metal of the third section and the 13th group (i.e. the third major group) of the Periodic Table of the Elements. It has a chemical symbol Al () and an order of 13. It is about 8% of the earth's crust, where it is the third most common element (after oxygen and silicon) and the most common metal. Despite its widespread use, it only became known in the 19th century, as it only occurs as compounds in nature, and it was only when the invention of electrolysis made it possible to isolate it as a free element. Today, it is a widely used metal whose lightness and strength offer significant savings in, inter alia, the transport industry.
question: What is the Chemical Brand of Aluminum?
answers.text: Al