Water tank cleaning is an essential maintenance process to ensure the safety and hygiene of stored water. Over time, tanks can accumulate sediment, algae, and harmful bacteria that can compromise water quality and lead to health issues. The cleaning process involves draining the tank, thorough scrubbing of internal surfaces, disinfection, and removing contaminants to restore the water's purity. Regular tank cleaning helps maintain clean water for consumption, improves the longevity of the tank, and ensures compliance with health standards. It is recommended to clean water tanks periodically to safeguard water quality and prevent potential risks to health.