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Is it safe to use an acid to clean a flamed finish granite?

All acids should be used with caution on any stone surfaces. Granite is one stone type where most acids will not harm it. However, stay away from hydrochloric acid (HCL). HCL can deposit salts in the granites pores if not rinsed throughly. I would... Read More

How to remove grease on sandstone?

Q. We had a beige sandstone countertop installed for an outdoor kitchen. It is sanded smooth and was sealed with three coats of sealer. I don’t know what kind—just said “sealer” on the can. Some was spilled on our manufactured patio... Read More

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