Noise cancelling a fan
Indoor air quality is important. It increases comfort. Potentially, it might improve cognition as well as reducing infection risk in a space. And it would be cool to have Swiss quality air in my house! One can increase air quality by improving ventilation. One way to do this is by turning on a fan near your window. The CDC recommends facing them towards the outside to exhaust air out the house. (I will be writing more about this later). When it comes to fans, the stronger the better. But there