... bus station, supermarket, office buildings.2. Sterilize and disinfect for food, like vegetable and fruit.3. Water Purifying and ... Sterilizing.4. Sterilize and disinfect for daily supplies, such as clothes, pillow towel, tool etc ... : improve the oxygen level for air and water5. Ozone for health: air purification, expedite human metabolism ozone generator for water treatment(JCK)