Keep it dry.
Paint it
Galvanize it
Coating prevent the iron from contacting air and moisture. So it prevents iron from rusting.
It decreases rusting but doesn't totally prevent it.
to prevent rusting of the iron
By preventing rusting of iron in bus not being sarcastic at all
Iron objects are painted before use to prevent them from rusting. Paint does not let the moisture to get inside it and prevent iron's quality from rusting.
zinc prevents rusting of iron by the process galvanisation
by the use of oil
To prevent it from rusting.
put plastic around it.
test tube and me
iron grill is painted frequently because it prevent iron from rusting.
Prevents contact of Iron with oxygen and water