Causing the white mark because the alcohol will be something on the desktop to dissolve out, such as wax, perspiration and other stains. You can try the following solutions: 1, with a little soap and turpentine mixture of turpentine, you can remove many dirt 2, with a good adhesive sticky glue repeatedly tear, you can remove some of the surface 3, with a little bit of sodium It is also possible to use a thin paint. 4, you can use hair dryer dry, and then gently scraping on a 5, with a cotton swab dipped in water to wipe. 6, wind oil fine wipe. 7, use a special cleaning agent or sports shoes to remove the cream wipe. 8, with the drawing with the 4b rubber is very soft that kind of Korean rubber can erase it. 9, if it is a long trace of traces have been hardened, you can use a hot towel to get it soft and then rub.
With a good napkin on the floor and then iron iron, the wax melted after the adsorption to the paper towel to try or wipe with a dry towel, and then wipe a few wet towel.
Alcohol is a volatile material, with a certain bleaching effect, so sprinkled on the floor there will be traces, and so completely volatile, just fine!
Ingredients to understand the summer rub the alcohol on the skin will have a cool feeling, the same token! You can try to first use the floor wax and dry wipes wiping sprinkle sprinkle the place where the alcohol, and then clean with Bili beads on the OK! Hope to adopt!