The low speed surface aerator is a device for biology aeration with high efficiency. Low speed aerator are used mostly for biology plant aeration for water purification. It has two parts, the pump and the aerator. Three major components of an aerator are&colon; housing, insert and rubber washer. The Aera-vator is not a core lawn aerator, so it does not leave cores behind. A verticut machine, like the aerator, has several blades attached to a drum. An aerator spreads the water flow into many small droplets. Low speed surface aerator present such high diameter. Available for purchase is a screw-on aerator. Low speed surface aerator can also be installed on floats. A core/plug aerator removes soil from the ground and leaves the core on the turf. Without an aerator, water usually flows out of the tap in one big stream. An aerator is used to prevent an anoxic event or hypoxia. Marshmallows consist of four ingredients&colon; sugar, water, air, and a whipping agent/aerator (usually a protein). The structure is constructed of clay tile and features an aerator.