The saline is a liquid substance (salt & water) used for rinsing and moistening the contact lenses.
The solution can be used to remove small elements from the lens's surface. Saline solutions are also used to maintain water balance, especially to the softer types of contact lenses.
Saline solutions are available in various formulations for different purposes for example: intravenous infusion, rinsing contact lenses, and nasal irrigation. Salines are also used in cell biology, molecular biology and biochemistry experiments.
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