NASA uses hundreds of thousands of gallons of water during launches to suppress vibration during liftoff. This provides a curtain of water around the engines to dampen the loudness of the test and protect the core stage from noise damage.

NASA uses hundreds of thousands of gallons of water during launches to suppress vibration during liftoff. This provides a curtain of water around the engines to dampen the loudness of the test and protect the core stage from noise damage.