Metals and alloys
 Copper dishes: how to clean them at home, different methods Mankind has been using copper for a long time 
      Which standard of gold is better? Every jewelry connoisseur is well aware that any piece of jewelry  
      How to harden stainless steel at home? Despite the fact that such a technological procedure as  
      How to identify stainless steel | Do it all yourself Stainless steel, or “sockeye salmon” as it is sometimes called  
      Food grade stainless steel: GOST. How to identify food grade stainless steel? What is the difference between food grade stainless steel and technical stainless steel? Stainless  
      Stainless steel material (stainless steel wire): types and applications - Machine Stainless steel wire 
      Stainless steel: who invented it and when A hundred years ago the world heard about the wonderful 
      Cast iron Cast iron began to be used many decades ago. This material has special performance characteristics that  
      Difference between Titanium and Stainless Steel Metals and metal alloys are very important substances 
      How to polish stainless steel to a mirror at home - methods and expert advice Almost in