The mesh trap Using a sieve to remove large solids. Grid is commonly used with two types of coarse grid and a fine sieve.
, grinding, cutting or reducing the volume of solids to a smaller size. If dirt floating in the water as the perishable must use a grinder to cut the resolution. First isolated by precipitation
of grit They precipitated the removal of grit in grit trough. By reducing the speed of water
, fat and oil to get rid of grease and oil, which is usually in the waste water from the kitchen, cafeteria, bathroom, gas stations and industrial plants, some species by trapping water in the grease trap at a time to make them. Oil and grease floats to the surface, then use a scoop or sweep out of the pond.
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