14:00Afternoons on BBC Radio CambridgeshireChris Mann 06/05/2021BBC Radio Cambridgeshire Duration: 4 hours Thu 6th May 2021, 14:00 on BBC Radio CambridgeshireAvailable for yearsListen nowChris Dobbing founded the Cambridge Mask Company six years ago after he witnessed children in China falling ill from air pollution – then a world pandemic arrived.GenresEntertainmentBrandAfternoons on BBC Radio Cambridgeshire Source: BBC Online