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8. Hypoallergenic Properties and the Critical Nickel Binder Distinction
For many individuals with metal sensitivities, the choice of a wedding band is often complicated by potential skin reactions, yet high-quality tungsten carbide offers a superior, hypoallergenic solution, provided consumers understand a critical distinction in its composition. Tungsten carbide itself is chemically inert and does not react with human skin.

10. The Brittle Trade-Off and the Security of Lifetime Warranties
While the extraordinary hardness of tungsten carbide is its greatest asset, this same property creates its single most notable drawback: a characteristic known as "brittleness.