Zinc - The metal used to make brass, and in galvanized coatings on steel, Iron - The predominant metal in steel, stainless steel - A type of steel not needing a protective coating, as it doesn't rust, lead - A dense, poisonous metal, ore - Rocks from which metals can be extracted, bronze - An alloy made from copper and tin, softwood - Timber from pine trees, hardwood - Timber from deciduous trees,

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