RT Journal Article SR Electronic A1 Oravec, Milan A1 Divoková, Adriana A1 Lipovský, Pavol A1 Karásek, Michal A1 Janošík, Róbert T1 Technical Cleanliness - a Requirement of Precision Manufacturing JF Acta Mechanica Slovaca YR 2019 VO 23 IS 4 SP 46 OP 51 DO 10.21496/ams.2020.008 UL https://www.actamechanica.sk/artkey/ams-201904-0007.php AB Precision manufacturing requires a technically clean environment to ensure repeatability of production while maintaining the required quality. The current VDA 19.2 standard classifies clean environments into three classes. In the course of 2020/2021, the requirements for electromagnetically clean areas shall be added to these requirements. This article highlights the potential of measurements used in this field nowadays.