The Filtration Block is based on the Weaire Phelan structure—a complex polyhedron with a high volume to surface area ratio. You may recognize this shape from the facade of the Beijing Olympics' aquatic center.  Photo 6 of 8 in An Innovative Air Purifier by Skylar Bergl

An Innovative Air Purifier

6 of 8

The Filtration Block is based on the Weaire Phelan structure—a complex polyhedron with a high volume to surface area ratio. You may recognize this shape from the facade of the Beijing Olympics' aquatic center.