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.
[X] WESTERVILLE, OHâEvery year during the second full week of September, businesses around the world celebrate the hard-working individuals who help keep their facilities clean. Since 1981, International Executive Housekeepers Association (IEHA) has sponsored International Housekeepers Week (IHW), which will be held this year on September 13-19. To help organizations prepare, IEHA today announced a list of five ways you can recognize cleaning staff during IHW.