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Our lives would not be the same if we did not use materials such as metal and steel. While we might not realize it, a lot of things that we take for granted would not exist without metal and steel. Look around your apartment and try to list a few things that are made out of such materials. Can you name a few? I am sure you can. While metals are not something a typical person has on his mind, there are many companies that require high quality metals in order to operate. Do you know what is expanded metal mesh? It is an expanded metal with ventilation properties that has a diamond pattern. I am sure you have seen such metal mesh in various places. Anyway, it has to to say how our lives would look like without any access to metals. It would be very difficult to create various constructions and our society would be completely different. While there is a group of people that praises how life looked like before the industrial revolution, I am sure that most people appreciate that our progress in technology resulted in so many applications of metal in our modern lives.