It is used to separate solid particles and liquid contaminants from fluids.
This can be done by passing the fluid through a filter medium that retains the contaminants while allowing the desired fluid to pass through. Vacuum filters are used in a variety of applications, such as water filtration, air purification, and chemical processing. Dyson Genuine Vacuum Filter for Dyson 920769-01 They are also used to protect equipment from damage due to particles that are too small to be caught by the filter. As the air or gas passes through, the filter medium acts as a sieve, trapping particles that are bigger than the pores of the filter.