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.
Carbon monoxide poisoning can cause brain damage and death. You can't see it, smell it, or taste it; but carbon monoxide can kill you. Because carbon monoxide is an odorless, tasteless, and colorless gas, it is known as the silent killer.. Carbon monoxide is produced by common household appliances.