Wash with fine sand mixed with washing powder

It can be cleaned with 5% dilute ammonia water and organic acid in the juice, and then put it in the laundry detergent water to scrub; repeat it many times; Wear rubber gloves with both hands, peel off the green skin with a knife, then continue to scrub the untreated remaining green skin in the water with a brush, and then carefully clean it up several times with a toothbrush and a small needle.

 Wash with fine sand mixed with washing powder and water Hold the sand in your hands and rub each other back and forth, using the friction of the sand to remove the black material. Use the cleansing effect of the hand sanitizer to decontaminate. The longer you rub, the lighter the stain will be. How to preserve fresh walnuts After a few days, the skin will appear wrinkles and the skin and fruit will naturally separate, but the walnut skin treated in this way will be darker. In an emergency, you can choose to spray an appropriate amount of 200 times the hand sanitizer spray pen 'ethephon' solution on the green skin, and the green skin and walnuts will be separated automatically in about 1 day. 

Sprinkle salt on the dirty clothes, scrub repeatedly, then put it in the laundry detergent water and scrub again. Note that the concentration of baking soda should not be too high, it will damage the skin of the hands. The acetic acid has a certain cleaning effect, then rub it repeatedly, rinse it with water, and repeat it several times, the color will gradually fade. 

The above suggestions do not guarantee complete washing, so it is recommended to wear work clothes as much as possible when handling walnuts, and do not wear expensive and cherished clothes.How to remove walnut stained hands how to wash off dirty clothes Walnuts are a common nut snack with good edible value.