Brownian motion (named in honor of the botanist Robert Brown) is the random movement of particles suspended in a liquid or gas or the mathematical model used to describe such random movements, often called a particle theory.
At the Exploratorium, in San Francisco, physical models illustrate it well.
http://www.terminusa .com
análisis Transportadora de gas del Sur, ticker: TGSU2 (empresa cotizante de la bolsa de buenos aires) al cierre del viernes 4 de julio