For any surface that you’re cleaning, the company recommends testing an inconspicuous spot first and wearing gloves when working, as the oxalic acid can irritate skin. The gentle rub that the ...

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Other common acidic cleaning ingredients are oxalic acid, used for revitalizing timber decks, hydrochloric acid in concrete and masonry cleaners, and sulfamic acid in potent toilet cleaners.

This is because the ingredient that makes the cleaner so effective, oxalic acid, is corrosive. Though the oxalic acid used in Bar Keepers Friend is often derived from natural ingredients such as ...

Being a chemist, he quickly ruled out magic and set out to discover what it was that made rhubarb such a superior cleaning agent. The secret is oxalic acid. Found naturally in rhubarb and other ...