Stains starting with I
Ink – ballpoint
Dab a little nog-gel toothpaste over the affected area, rub gently. Wash it off with soap. Repeat if necessary.
Ink – dry eraser marker
Rub stain with dish soap and a damp cloth. Wash with a biological detergent.
Iodine
To remove iodine stains from clothing, you can take a Vit C tablet (ascorbic acid), wet it and rub it over the iodine stain, the stain will go out. You can also press white natural vinegar on a paper roll and on both sides, the vinegar pulls out the iodine and repeat this. Do not rub, just push and let it absorbe. Then just wash. It also goes with spirit or white spirit, then wash.