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Iron fillings, wire, and magnets can be purchased from various sources including local hardware stores, home improvement stores, and science supply stores. A recommended online source for iron filings is PhysLink, which is noted for its reliability in the US market. Additionally, online retailers like Amazon and specialty science websites offer a wide selection of these materials. It is advisable to compare prices and read product reviews to ensure quality before purchasing.
PREREQUISITESThis discussion is beneficial for hobbyists, educators, and anyone involved in DIY projects or science experiments requiring iron fillings, wire, and magnets.