through spray nozzle 24 into the interior of the dryer during its operation at selected times this is made possible because the device 20 is a completely self contained self powered unit in a typical procedure 100 120 ml of liquid agent s are poured into the reservoir 21 the timing control circuit shown in fig2 is adjusted via potentiometer r2 to control the duration of the spray cycle typically about 3 5 minutes are sufficient for agents such as those used for anti wrinkling purposes the timer control circuit is turned on by switch s2 shown in fig2 after switch s1a s1b is turned on if desired a different timer mechanism may be employed which automatically starts and controls the duration of the spray action and which can be preset by the user in the manner of conventional timers used to control dryers washers and like equipment in home use the dryer is loaded with clothing and other items from the washing machine preferably in a damp condition the reservoir 21 is filled with agent s via cap 22 and the device 20 is attached to the inside of the dryer front door the main slide switch s1a s1b is turned on and the green led glows indicating the ready status the.