Step1: Wet hands with running water, apply hand sanitizer (or soap), palms facing each other, fingers rubbing together;
Step2: wash the dorsal finger seam, rub along the finger seam with the palm on the back of the finger, exchange hands.
Step3: wash the palm of the finger, palm relative, hands along the fingers rub together;
Step 4: Wash the thumb, hold the thumb of the other hand, twist and rub, exchange hands;
Step 5: Wash the back of the fingers, bend the knuckles, put the back of the fingers on the palm of the other hand, rotate rub, change hands;
Step 6: Clean fingertips, each knuckle bending, the other palm fingertips together, rotation friction, exchange hands;
Step 7: Wash your wrists and arms Rub your wrists and arms together, then switch hands.