Arsenic is present in the environment as a naturally occurring substance or as a result of contamination from human activity. It is found in water, air, food, and soil in organic and inorganic forms.
Latent Semantic Analysis (LSA), sometimes referred to as Latent Semantic Indexing (LSI), is an information modeling and analysis technology. It enables you to organize and examine large collections of information based on meaning (semantics), not just matching the words or items being used.
Lyssa is an unusual first name for females. Lyssa is also an unusual last name for all people. (2000 U.S. Census). Shown below is a comparison of the popularity of the girl name Lyssa and related names.yssa's roots are Old German, Greek, Hebrew, Latin and English, and the name Lyssa means noble, exalted; rational; God is my oath; cheerful.