Salt creep is a common problem for saltwater and freshwater aquarists alike. Because sodium chloride is a corrosive substance, it can affect anything it touches. What degree of damage occurs primarily depends on how long an item is exposed to salt, and based on what type of material it comes in contact with, its effects are seen in various ways.
To lessen and slow down the effects of salt creep, the best way to deal with it is to regularly keep it cleaned up, and take steps to prevent unnecessary damage to anything near the aquarium. Here's how.
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Photo by Debbie Hauter