Soma la fizikia.
Definition dew point: temperature at which air must be cooled at constant pressure for it to saturate.
Note:-
-higher the humidity the higher is dew point temp.
-vapour condenses when air temp equals dew point temp.
Turudi pale mataa Changombe, ukungu umesababishwa na a combination of high humidity na low air temperature.
Have a nice fog free day.