Mae Prifysgol Abertawe wedi dechrau ar ail brosiect dŵr gwastraff, i ddatblygu dyfais samplu a chofnodi integredig i ragweld achosion o heintiadau Covid-19, hynny hefyd gydag arian gan Lywodraeth Cymru.
A second waste water project is underway at Swansea University, who are developing a fully integrated sampling and reporting device to predict the outbreak of Covid-19 infections, funded by the Welsh Government.