Answer for What are the different types of oil filters ?

(a) Changeable Filters : These filters are made of cotton, coarse woollen cloth and very thin wire mesh, and are made in the form of elements. These are fitted in casings. When these filters become dirty, these are replaced by new filters.. .
(b). Filters which can be cleaned : Such filter elements are made of cloth, coarse woollen cloth, thin wire mesh and thin tin sheet. . : : 28 Automobile Engineering These are cleaned in kerosene oil or diesel and almost soaked in air.