1 Forensic phonetics: the use of phonetics (the science of speech) for forensic (legal) purposes. 2  Speech recognition: the analysis and transcription of recorded speech by a computer system. 3  pronunciation: to learn actual pronunciation of words of various languages.
Mercury vapor is odorless, colorless and very toxic. Even though liquid mercury evaporates slowly, a significant amount of mercury vapor can build up indoors after mercury is spilled, and it can be dangerous to breathe these mercury vapors.
Mercury is the 80th element on the periodic table and is represented by the chemical symbol Hg. It is a metal, but remains in liquid form at room temperature. Mercury is a very toxic substance and accumulates in the body.It causes damage to the brain, kidney and lungs and even small doses can cause mercury poisoning. Despite the danger of this element, mercury still has many important uses.t is a metal, but remains in liquid form at room temperature. Mercury is a very toxic substance and accumulates in the body. It causes damage to the brain, kidney and lungs and even small doses can cause mercury poisoning.