Chromium,+by+Irene

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Questions about metals.

-Aluminium: Is the 13. -Beryllium: Minerals → Esmeral, Aquamarim, Rubí and different rubis. -Copper: because it is a good conductor of electricity -Cobalt: For the screws. -Foundries: A factory thet produce molty castings. -Gold: In Tutankamon. -Iron: Knif, globe iron, horseshoes, hammer and in our body. -Lead: Make balance, batery, cooper. -Magnesium: We can find in salts and dioxide. -Mercury: Chile, EE.UU,China and Europa. -Nichrome: Because the 80% is Nickel and the nickel is very expensive. -Nickel: Electric guitar. -Nickel silver: Silver. -Silver: Europa,Asia,Australia,EE.UU,Mexico,Perú,Canada and Poland. -Steel: Steinless steel -Tin: Gray tin. -Titanium: Airplane, car, subarine and Building. -Zinc: 30