Quick Answer. Color intensity refers to how bright or dull a color looks, according to Art Studio Chalkboard. This term is most often used in art and photography but can also have other applications. Bright colors are considered more pure, while dull colors can appear indistinguishable or gray.
A drug is a chemical substance that can change how your body and mind work. Drugs of abuse are substances that people use to get high and change how they feel. They may be illegal drugs like marijuana, cocaine, or heroin. Or they may be legal for adults only, like alcohol and tobacco.
Narcotics are drugs that dull the sense of pain and cause drowsiness or sleep. They are the most effective tool a physician has to relieve severe pain. Narcotics are also given pre-operatively to relieve anxiety and induce anesthesia. Other common uses are to suppress cough and to control very severe diarrhea.orphine and codeine are the most familiar natural narcotics and are the narcotics most frequently used in medical settings. Often they are prescribed in combination with other non-narcotic drugs.