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 puzzling in several ways. It's a liquid at room temperature and pressure, but all of its neighbors on the periodic table are solids. Mercury is much less reactive than cadmium or zinc.ercury is puzzling in several ways. It's a liquid at room temperature and pressure, but all of its neighbors on the periodic table are solids. Mercury is much less reactive than cadmium or zinc.