Interaction of histamine with receptors on blood vessels causes neighboring cells to become leaky, leading to the fluid collection, swelling, and increased redness characteristic of a runny nose and red, irritated eyes.
If, however, one of the ureters has a dead end, a stricture or stenosis (narrowing), or a leaky ureterovesical valve (between the ureter and bladder), infection is the likely result.
Installing an aluminum storm is easy, and the windows are so cost effective that there's no reason you shouldn't install them if you have a home that suffers from leaky windows.
To reduce exposure to mold, indoor humidity should be decreased to less than 50 percent, leaky faucets and pipes should be repaired, and vaporizers avoided.
Shops and restaurants will feature wizarding fare and merchandise, letting guests take a bit of magic home with them even if they live far from the fabled Diagon Alley, Leaky Cauldron, or Ministry of Magic.