اتاق تمیز

Also known as clean room, cleanroom technology

320px|thumb|right| Entrance to a cleanroom with no air shower thumb|right| Cleanroom used for the production of microsystems. The yellow (red-green) lighting is necessary for [[photolithography, to prevent unwanted exposure of photoresist to light of shorter wavelengths.]] thumb|right| Cleanroom from outside thumb|right| Cleanroom for microelectronics manufacturing with [[fan filter units installed in the ceiling grid]] thumb|right| Cleanroom cabin for precision measuring tools thumb| Typical cleanroom head garment