Egg shells are a superb source of calcium for pet birds, and so they are often boiled up, rinsed and baked for birds, while other people use them for slug control, and when powdered, as a facemask, as an abrasive cleaner, as a garden fertiliser, and even as a cat deterrent.
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animal egg, background, bird egg, boiled egg, brown, brown background, calcium carbonate, chicken egg, close up, egg, egg shell, eggshell, food, food and drink, fresh, macro, no people, shell, single object
