english: When you walked into those rooms, they smelled really bad, and our data suggests that it had something to do with leaving behind the airborne bacterial soup from people the day before.
non_english: Keď sme vošli do týchto miestností, naozaj nepríjemne zapáchali. Naše merania naznačujú,  že to má dočinenia s baktériami vo vzduchu, ktoré tam nechali ľudia v predošlý deň.