It’s basically impossible to actually keep water clean, especially if you are putting nasty things in it. Assuming the water and the submerged object are not sterile, the bacteria will grow much more quickly in a moist environment.
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It’s basically impossible to actually keep water clean, especially if you are putting nasty things in it. Assuming the water and the submerged object are not sterile, the bacteria will grow much more quickly in a moist environment.