In preparation for students re-entering the Belleville Schools in a "Hybrid" learning model (which will blend students choosing to come back for face-to-face instruction in a cohort group with students studying from home virtually), the School District of Belleville is trying to think of every possible thing to make learning as safe as it can be during a pandemic. Discussions about how they could even improve air quality for students and staff alike began with the Belleville's School Board this past fall while students studied safely from home in a virtual model. After much research, Bell...