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.
The airplane light-sport aircraft (LSA) you learn to fly in will always have a special place in your heart. Depending upon your choice of sport plane flight school and its fleet, you may have a couple of options from which to choose.