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.
What is mercury? Mercury is a naturally occurring element found in rocks, soil, water, air and living things. Mercury is the only metal that is liquid at room temperature. In its pure form (often called metallic or elemental), mercury is a shiny, silver-white, odorless liquid. If heated, mercury vaporizes into a toxic, colorless gas that is odorless to people. Go to > top. Mercury is a hazardous chemical.