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@noah is correct but I want to add: UV in sunlight can actually kill the top layer of mold and mold spores. But it won't do much to established mold. Having a dark colored bottle will actually in...
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@noah is correct but I want to add: UV in sunlight can actually kill the top layer of mold and mold spores. But it won't do much to established mold. Having a dark colored bottle will actually in...