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Coldwater Freshwater Saltwater Tetras Corydoras Danios Barbs Gouramis Cichlids Rasboras Loaches Catfish Livebearers Killifish Angelfish Tangs Clownfish Wrasses

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Vinegar Test

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Limestone rock that reacts with acid — vinegar rock test

How to Test Aquarium Rocks With Vinegar Safely

Use a simple acid reaction test as an initial clue while recognizing its limits.

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