It can be any kind of color.
I hope your not on drugs or trying to smuggle drugs into another country, but I would try food dye.
An example is cocaine which has a whitish brown color. Heroine comes from dark brown to deep black color
Lay off the drugs.
Yes. Drugs like methanphetimines can severely damage your teeth. The black color is actually decay.
This test is sometimes known as the oral fluid drug test and is majorly used to test for 5 drugs marijuana, opiates, and cocaine, phencyclidine and methamphetamine drugs all at one time. Traces of these drugs will create a color band on the strip indicating presence of the drug while a negative result will show no color.
"FD" stands for "Food, Drug, and Cosmetic," which signifies that the color additive is approved for use in food, drugs, and cosmetics. The "C" stands for "color" in the context of color additives. So, when you see "FD&C" in a color name or ingredient list, it means it is a color additive approved for use in food, drugs, and cosmetics.
to see if the drug is pure
Some medications such as antibiotics, barbiturates, anti-tuberculosis drugs, high blood pressure medications, and several medications used to treat nervous disorders and psychological problems may cause color blindness.
ABSOLUTELY!!! unperscribed drugs will kill your hair and make it weak, your hair will be thin and fall out, and the color will tarnish from your roots to your ends.
No, the color of urine determines your hydration. The only way you can find out if it has drugs in the urine is through a urinary analysis, or a drug test. The urine color does not change for drugs.
What color change are you talking about. Are there other changes in the hair? Thinning? Are you on prescription drugs? Perhaps a visit to the doctor would be a good idea.
In some urban areas, a color shoe on a wire can indicate a drug house or location where drugs are sold. However, this is not a universal symbol and can vary depending on the local context and culture.