Cleanrooms can be little or huge. Whole assembling offices can be contained inside a cleanroom with processing plant floors covering a great many square meters. They are utilized widely in Semiconductor producing, Biotechnology, Life sciences and different fields that are exceptionally delicate to ecological sullying.
A cleanroom has a controlled level of pollution that is determined by the quantity of particles/m3 and by most extreme molecule estimate. To give a viewpoint, outside condition would be considered around a 5,000,000 class cleanroom.
The air entering a cleanroom from outside is sifted to bar tidy and the air inside is continually recycled through High Efficiency Particulate Air (HEPA) and Ultra Low Penetration Air (ULPA) channels to expel inside produced contaminants.