Surfactant: A fluid secreted by the cells of the alveoli (the tiny air sacs in the lungs) that serves to reduce the surface tension of pulmonary fluids; surfactant contributes to the elastic properties of pulmonary tissue, preventing the alveoli from collapsing.urfactant: A fluid secreted by the cells of the alveoli (the tiny air sacs in the lungs) that serves to reduce the surface tension of pulmonary fluids; surfactant contributes to the elastic properties of pulmonary tissue, preventing the alveoli from collapsing.
Guy Fawkes' Day is not a public holiday. Businesses, organizations and schools are open as usual. Public transport services run to their normal timetables. Some organizations, communities and municipalities may organize public bonfires or displays of fireworks on or around November 5.
4th of July Town Center Fireworks 2017. The 2017 4th of July fireworks show in Town Center El Dorado Hills is TBD determined. The past 2016 event was a spectacular success scheduled Sunday, July 3rd from 7:00pm - 11:00pm. The Fireworks show start at 9:30pm, but the festivities start at 7:00pm with a Kid Zone and concerts before and after the fireworks show.