soojuse levimine koos liikuva vedeliku või gaasiga, harilikult õhuga
the moving of heat from one place to another by heating a substance (fluid) such as air or water and circulating the substance from a heat source to the area to be heated
Beaudersen EM 10 drying oven: a warm air electric drier in which the air is passed over the sample to be dried by forced convection by means of a special ventilation fan.