Ventilation can work in combination with other measures such as restricting or reducing duration of activities and enhanced use of face coverings in settings with higher risk of aerosol transmission.
Gall awyru weithio ar y cyd â mesurau eraill megis lleihau hyd gweithgareddau neu gyfyngu arnynt, a gwell defnydd o orchuddion wyneb mewn lleoliadau sydd â risg uwch o drosglwyddiad drwy aerosol.