The book "Powder cracks in buildings: What to do with them" by famous authors St. George, R. A. (Raymond Alexander) and McIntyre, T. (Thomas) is an ideal guide for those with powdery mildew problems in buildings. The authors take a detailed look at the nature of these pests, their habits and ways of spreading, and provide practical advice on how to identify and eliminate the problem. Thanks to this book, readers will be able to better understand how to resist dust mites and protect their buildings from their harmful effects.