This 2 day intensive workshop will be presented by globally recognized experts in the areas of contamination control, microbiology and mycology. The presenters are well published and have been instrumental in developing ISO 14644 cleanroom standards and best practices in contamination control through IEST (USA) and PHSS (Europe). These experts have taken an active part in commenting on the draft Annex 1 (2017) Eudralex Volume 4, and will share their take on the practical implementation of the document.