Your household glass cleaner won't cut it for hard water stains. In the scope of housework, hard water stains are high on the list of public enemies in my home. Because we live in a place with hard ...

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Hard water stains on a glass shower door with a view of the toilet. - Andrii Medvediuk/Shutterstock Glass shower doors promise a sleek, modern look, but anyone who's had them knows the reality is far ...