how do you remove the dired marker ink from white board , i forgot to erase it with duster and left it for weeks. Removing with sponge with hot water and its taking ages to remove D:
if you do it fast enough the friction between your tongue and the whiteboard will create heat to remove it
https://www.youtube.com/watch?v=i2lievCQ_V8&ab_channel=TheFakeProfessional