![]() They recommend pouring water in the keyboard to further drain any sticky liquids (coffee, pop, etc) and just letting it air-dry. I have heard that IBM laptops have a drain built into the sealed keyboard tray.If you have lens cleaner for eyeglasses, check the back to see if it contains "Isopropanol" as it should work just as well, and may already come in the proper spray bottle.You have to use a bit more force with dried on spots, but with smudges it works just fine. If you are the owner of a lacquered instrument you can use a dry polishing cloth.If you are looking for a cheap way to get your hands on ready-made cleaning solution, try CD/DVD cleaner, which is often 55% Isopropyl alcohol and is not harmful to most plastic surfaces.If you're a photographer, you can use your lint-free lens wipes instead of a soft cotton cloth.Using a 100% cotton cloth or shirt alone, without the alcohol mix, can sometimes produce the same smudge-free results without going to the trouble of mixing your own solution.You don't want mineral spots on your screen, so don't use tap water.Tissues, napkins, and other paper products will leave flakes of paper on your monitor.If you apply too much of the solution and it is drippy or too damp, wipe it off with a soft cloth and apply less.You really do not need all these additions, which may be harmful to your health and to the environment. Expensive store-bought products contain the same mixture of alcohol and water.Plastic and glass cleaners containing ammonia may leave a glare-causing film.
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