Los metales

CLASIFICACION ,[object Object],[object Object]

EL HIERRO ,[object Object],[object Object],[object Object],[object Object]

EL ACERO ,[object Object],[object Object],[object Object]

APLICACIONES DE LOS ACEROS ,[object Object]

LA FUNDICION ,[object Object],[object Object]

EL GRAFITO ,[object Object],[object Object]

CLASIFICACION ,[object Object],[object Object],[object Object]

ESTAÑO ,[object Object],[object Object],[object Object],[object Object],[object Object]

COBRE ,[object Object],[object Object]

CINC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PLOMO ,[object Object],[object Object],[object Object],[object Object]

CROMO ,[object Object],[object Object],[object Object]

NIQUEL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

WOLFRAMIO ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

COBALTO ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ALUMINIO ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

TITANIO ,[object Object],[object Object],[object Object],[object Object],[object Object]

MAGNESIO ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

BERILIO ,[object Object],[object Object],[object Object],[object Object],[object Object]

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