Water and Municipal Wastewater Engg Crossword Puzzle

QUESTIONS LIST:

• intake : the structure through which raw water is collected.
• aeration : process of adding air to water to remove gases and oxidize dissolved metals.
• clarifier : tank where sediments settle out of the water.
• chlorination : process of adding chlorine to disinfect water
• screening : removal of large debris from raw water.
• grit removal : process of removing sand and small stones from water.
• prechlorination : initial addition of chlorine to control algae and microbial growth.
• settling : process in which suspended solids settle at the bottom of the tank.
• rectangular : type of sedimentation tank with a rectangular shape.
• circular : type of sedimentation tank with a circular shape.