The following table denotes the symbols available using this technique. These symbols are generally not found on keyboards, but they are viewable in most word processors and Web browsers. An extended set of symbols is viewable in more advanced Web browsers.
The ideal poison for committing a homicide must be: odorless, tasteless, difficult to detect and mimic the symptoms of naturally occurring diseases, finds Anil Aggrawal, professor of Forensic Medicine at the Maulana Azad Medical College in New Delhi, India.
person named prasad who commited suicide in palakkad (kerala-india) finally reveled the taste of treacherous poison cyanide. This is considered as the great information to the science field. He got the taste when he tasted the pen tip which he wrote his suicide note. He says it is having a bitter and harsh taste. he got the taste when the tip of the pen is having very minute quantity of cyanide (enough to kill several persons) but that is been dipped in the water that he is supposed to swallow. So dilution of cyanide occured and he came to know the taste of cyanide. See his handwrting goes blurred (see the variation in his suicide note) after writing with the pen that he tasted and later he drink the water contained the cyanide.