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Asked in Genetics
Is black ink made up of one colour or more than one?
Black ink is made up of several color dyes. This can be find out by Cromatography. Apparatus Coffee mug White paper coffee filter Black marker Water Experiment Take a white paper and put a mark on it with black marker. Put it in a mug containing water (make sure the bottom of the mug has water). When the water touches the black line we will start to see some different colors. ...
Asked in Cleaning
How do you remove marker stains on shoelaces?
If the stains were made by a washable marker, they will come out if you wash them in the washing machine with hot water. If they were made by permanent marker there is no guarantee that it will come out. Pretreat the shoelaces, rinse them, and soak them in bleach if they are white. ...
Asked in Home & Garden, DIY Projects
How do you get permanent blue marker off a football shirt?
Permanent blue marker can sometimes be removed from a football shirt by using a paste made from baking soda and water. Rub on gently, then rinse out in cool water. Another method is to spray an oxygen based cleaner directly onto the shirt and wash in cool water. If the stain is not completely gone, spray and wash again while the shirt is still wet. ...
Asked in Science, Business & Finance, Banking
How does the marker that's used to check money to see if it's counterfeit or not?
The marker pen used to check currency will leave a black mark on the note if it is counterfeit. The marker pen works by checking the pH level of the bill or by testing for certain chemicals that should be present or absent from paper currency. For example, counterfeit cash may be produced on paper that has starch in it and rubbing the pen on the fake bill will leave a black mark. US currency is made from a cotton based...
Asked in Stain Removal
How do you remove dryer set black marker stain from khaki pants?
I put a black sharpie marker in my back pocket of my khaki pants and now there is a spot on my pocket. How do I get it out< I tried oxi clean the liquid and the powder and made into a paste and washed it and it didn't come out. What do you suggest? Thanks you. ...
Asked in Manufacturing, Chemistry
How is a permanent marker made?
A permanent marker is a type of marker pen that is used to create permanent writing on an object. Generally the liquid is water resistant, contains a solvent such as xylene, toluene, or alcoholand is capable of writing on a variety of surfaces from paper to metal to stone ...
Asked in Cable Television, Colors, Color Blindness
How can black be a color?
Black is made up of many colors, therefore, it is a color. We did a Science project once with filter paper. Cut a 2x5 piece of filter paper. Next, use a ruler and put a small black dot 2.5 cm. from the bottom.* Fill a cup with, from bottom to top, with 2 cm. of water. Get a small piece of tape and attach the filter paper to a pencil. MAKE SURE THE BLACK DOT IS ABOVE THE WATER, and submerge the short side of...