New Delhi, Dec. 12 -- If you have ever left an air purifier running in the living room and still woken up to a stuffy bedroom, you know the problem. Most purifiers sit where we place them and hope air drifts their way. MITO starts from that frustration and asks a blunt question: why can the purifier go to the bad air instead? MITO is a design project by Yukang Seo, Kyuil Baek, Hakyoun Kim, and Semi Oh. It treats indoor air as something that changes room by room, so the solution should move with it.

MITO splits the system into Sensor Cells and a Core Cell. The Sensor Cells are small monitors you place around the house. Each one tracks carbon dioxide, particulate matter, and VOCs, three readings that cover most of what makes indoor air fee...