METALS

METALS

1. Metals are chemical elements

2. TIPES OF METALS

   • Tugsten, molybdenum, niobium, vanadium, chromium, platinum, titanium, iron, cobalt, nickel, manganese, copper, gold, silver, aluminium, magnesium, zinc, lead, tin and mercury.

3. PROPERTIES OF METALS

   • Castability
   • Weldability
   • Ductility
   • Malleability
   • Foldability
   • Machinability

4. OBTINING METALS

   • We can obtain metals from mining and metallurgy.

5. ENVIROMENT PROBLEMS

   • Mining alters the landscape, alters the ground by the construccions of tunnels and causes small explosions and large explosions.

6. METALS WORKING TOOLS

   • Drilling tools
   • Cuting tools
   • filing tools

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