Difference between revisions of "Iron"

Revision as of 18:17, March 5, 2008

The technology to smelt iron was discovered in the near east sometime around 1150BC. Iron is much stronger than bronze and was used for weapons. Iron was used in construction but has since been replaced by steel. The Eiffel Tower and Golden Gate Bridge are both made of iron. Iron will oxidize at when in contact with water. These iron oxides are commonly called rust.

Iron is also a component of red blood cells in the form of hemoglobin.

Mention of iron is found in numerous Bible quotes such as: Iron sharpens iron. --Proverbs 27:17

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-'''Iron''' is a [[metal]].
+'''Iron''' (Fe) is a [[ferromagnetic]] [[metal]].
-It can be dug up straight out of the ground and used without much trouble. This allowed early man to discover it early, during the [[Iron Age]] in fact.
+The technology to smelt iron was discovered in the near east sometime around 1150BC. Iron is much stronger than [[bronze]] and was used for weapons.
-Iron [[weapon]]s were far better than ones made of softer metals, like [[bronze]]. A [[sword|swordsman]] with an iron sword could cut a bronze sword in half if his enemy tried to block him with it.
+Iron was used in [[construction]] but has since been replaced by [[steel]]. The [[Eiffel Tower]] and [[Golden Gate Bridge]] are both made of iron.
-Iron was also used in [[construction]]. The [[Eiffel Tower]] and [[Golden Gate Bridge]] are both made of iron. The strength of iron meant that [[engineers]] could build much bigger structures with it than with stone.
+Iron will oxidize at when in contact with water. These iron oxides are commonly called [[rust]].
-When iron [[corrosion|corrodes]] it is called [[rust]]. Corrosion on other metals is not called rust.
 Iron is also a component of [[red blood cell]]s in the form of [[hemoglobin]].

Difference between revisions of "Iron"

Revision as of 18:17, March 5, 2008

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