Ink stains ：What to do when stained by water-based ink
In the case of skin
Please wash it with soap immediately. It may not remove immediately, but it is washed repeatedly, and it remove gradually by bathing, etc.
In the case of paper
The ink penetrates inside the paper and does not remove to be dyed.
The stains remain.
Please do the following before the ink dries as much as possible.
(1) Check the material and washing method, and check whether “washable” or “neutral mark” is available.
(2) Soak the alkaline detergent or soap in hot water about 30 to 40 °c.
(3) Rinse (rub with a brush, if possible), and rinse again.
(4) If the stain remains, if the bleach is available, soak it according to the method of use.
Some stains remain.
To avoid spreading the dirt, wipe with wet dust cloth.
In the case of wood, stone, and bricks
(Because the ink enters the uneven surface of the penetration or material) does not remove.
Glass, metal, plastic
Remove almost completely.
Wash with water if possible. Or, please wipe it with wet dust cloth.