Always use only the force needed to take care of the issue. A super-strong cleaner might remove the stain, but that won’t help if it damages the fabric as it cleans. Carefully add water to one beaker and alcohol to the other. Add just enough of each liquid so that it touches the bottom of the hanging strip. This section contains information of unclear or questionable importance or relevance to the article's subject. Please help improve this section by clarifying or removing indiscriminate details. Non-important content should likely be moved to another article or removed. ( February 2022) ( Learn how and when to remove this template message) Use a pencil to suspend the paper in each beaker, making sure the strip does not touch the sides of the beaker.

a b c "Sharpie History". Sharpie.com. 2014-01-30. Archived from the original on 2014-05-02 . Retrieved 2014-04-30. Each pure substance has characteristic physical and chemical properties (for any bulk quantity under given conditions) that can be used to identify it. Don the gloves to avoid marking up your hands. Trace over all permanent ink marks with the dry erase markers. Make sure that you cover every bit of the permanent ink. This section looks at how to get Sharpie off the skin. You’re sure to need this at some point in your life, and you don’t want to try caustic or harmful chemicals to do the job. We show you methods for getting your skin clean and inkless that won’t hurt you and will pull the ink right off. Clean Your Skin with Hand Sanitizer

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Make sure students do not draw marker lines too close to the crease in the chromatography paper. If they do, the separation takes a long time because the alcohol must travel further than if ink lines are drawn near the bottom half of the paper. Conclude by leading a wrap-up class discussion to compare results and conclusions; see the questions in the Assessment section. Spray the stain until wet, and allow it to sit for a minute. Then, wipe at the stain with a rag. If the stain remains, repeat the spray, and scrub with a brush until the stain lifts out. Repeat as needed. Use a Pencil Eraser to Clean Out Ink This section covers how to get marker from fabric of all types. We look at mechanical cleaning options, some excellent home remedies, and a commercial cleaner or two. Wrap-Up Discussion: At lab end, bring students together as a class and ask them the following questions about how chromatography works, what happens to the ink during this process and its real-world relevance. Make sure everyone understands the answers:

Sharpie stains don’t only occur on fabrics and hard surfaces, of course. You’ve probably given yourself a few semi-permanent tattoos by mistake with a mistaken gesture or two. When you wind up staining your skin, you’ll have to take a different approach than when you deal with fabric or surface stains.Cut the chromatography paper into strips about two-inches wide. Cut at least four strips for each group.