Pool chlorine, available in both tablet and liquid forms, is a primary sanitizer used in pool maintenance to keep water safe, clear, and free of harmful microorganisms. Chlorine tablets dissolve gradually, providing a steady release of chlorine over time, which makes them ideal for consistent, hands-off sanitation. Liquid chlorine, on the other hand, acts quickly, which is useful for shock treatments when immediate chlorination is required. Regular chlorination is essential for maintaining a healthy pH balance in the pool, preventing algae growth, and protecting swimmers from bacteria and pathogens. Chlorine use is best complemented with a pool water tester kit to ensure the levels remain within the safe range. This careful balance of chemicals keeps pool water clean and enjoyable for all.