Researchers have invented a prototype new form of high-performance air purifier that promises zero harmful waste and is 99.999% efficient in removing common bacteria and viruses::New purifier and filtering foam invented by University of Bath engineers is ready for commercialisation, seeking partners
The magic bit:
Seems like an interesting filter process. Cheap to produce but a bit more expensive to operate than traditional air purification. Wonder if we’ll see heaters with this tech.