1- Wet hands with water 2- Apply enough soap and handwash to cover all hand surfaces 3- Rub hands palm to palm 4- Right palm over the other hand with interlaced fingers and vice versa 5- Palm to palm with fingers interlaced 6- Backs of fingers to opposing palms with fingers interlocked 7- Rotational rubbing of left thumb clasped in right palm and vice versa 8- Rotational rubbing, backwards and forwards with clasped fingers of right hand in left palm and vice versa 9- Rince hands with water 10- Dry thoroughly with towel. Duration of procedure: At least 15 seconds Source