To clean the fresh walnut juice on your hands, you need to prepare the following materials: essential oil and clear water. The specific removal steps are as follows:

1. First, take out the essential balm and apply a proper amount of essential balm on the walnut juice on your hand.

2. Rub essential oil on your hands to remove walnut juice.

3. Wash your hands with warm water, as shown in the figure below.

4. Take a look at the fresh walnut juice on your hand and it will be clean, as shown below.