Casa Jan Olieslagers / collectief mars. Image © Katoo Peeters
Cooking shows have never been more popular around the world than they are now. Whether from recipes, reality shows, or documentaries, writer Michael Pollan points out that it is not uncommon to spend more time watching than preparing our own food. This is a very curious phenomenon, as we can only imagine the tastes and smells on the other side of the screen, which the presenters often like to remind us. At the same time, when we watch something about the Middle Ages, polluted rivers, or nuclear disasters, we are relieved that there is no technology to transmit smells across the screen. In fact, when dealing with odors (more specifically the bad ones), we know how unpleasant it is to be in a space that doesn’t smell good. When dealing with buildings, what are the main sources of bad smells and how can this affect our health and well-being?